| Nominal | 121500 |
| Cardinal | one hundred twenty-one thousand five hundred |
Cardinal one hundred twenty-one thousand five hundred | |
| Ordinal | 121,500th |
| Number of digits | 6 |
| Sum of digits | 9 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 2 x 3 x 3 x 3 x 3 x 3 x 5 x 5 x 5 |
| Prime factorization in exponent form | 22 x 35 x 53 |
| Prime factors | 2, 3, 5 |
| Number of distinct prime factors ω(n) | 3 |
| Total number of prime factors Ω(n) | 10 |
| Sum of prime factors | 10 |
| Product of prime factors | 30 |
| Is 121500 a prime number? | No |
| Is 121500 a semiprime number? | No |
| Is 121500 a Chen prime number? | No |
| Is 121500 a Mersenne prime number? | No |
| Is 121500 a Catalan number? | No |
| Is 121500 a Fibonacci number? | No |
| Is 121500 a Idoneal number? | No |
| Square of 121500 (n2) | 14762250000 |
| Cube of 121500 (n3) | 1793613375000000 |
| Square root of 121500 | 348.56850115867 |
| Natural Logarithm (ln) of 121500 | 11.707669541763 |
| Decimal Logarithm (log) of 121500 | 5.0845762779343 |
| Sine of 121500 | 0.88932988130443 |
| Cosecant of 121500 | 1.1244421457348 |
| Cosine of 121500 | -0.45726618311334 |
| Secant of 121500 | -2.1869100251223 |
| Tangent of 121500 | -1.9448844330655 |
| Cotangent of 121500 | -0.51416936811191 |
| The spelling of 121500 in words is "one hundred twenty-one thousand five hundred", meaning that: |
| 121500 is not an aban number (as it contains the letter a) |
| 121500 is not an eban number (as it contains the letter e) |
| 121500 is not an iban number (as it contains the letter i) |
| 121500 is not an oban number (as it contains the letter o) |
| 121500 is not a tban number (as it contains the letter t) |
| 121500 is not an uban number (as it contains the letter u) |
| Bengali numerals | ১২১৫০০ |
| Eastern Arabic numerals | ١٢١٬٥٠٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓆐𓂭𓂭𓆼𓍦 |
| Khmer numerals | ១២១៥០០ |
| Japanese numerals | 十二万千五百 |
| Roman numerals | n/a |
| Thai numerals | ๑๒๑๕๐๐ |
| Arabic | مائة و واحد و عشرون ألف و خمسة مائة |
| Croatian | sto dvadeset i jedna tisuća petsto |
| Czech | sto dvacet jedna tisíc pět set |
| Danish | et hundrede en og tyve tusinde fem hundrede |
| Dutch | honderdéénentwintigduizend vijfhonderd |
| Estonian | akpe alafa ɖeka blaeve vɔ ɖekɛ alafa atɔ̃ |
| Faroese | eitthundraðogtjúgoeitt tusin og fimmhundrað |
| Filipino | isáng daán at dalawáng pû’t isáng libó’t limáng daán |
| Finnish | satakaksikymmentäyksituhattaviisisataa |
| French | cent vingt et un mille cinq cents |
| Greek | εκατόν είκοσι μία χίλιάδες πεντακόσια |
| German | einhunderteinundzwanzigtausendfünfhundert |
| Hebrew | מאה עשרים ואחד אלף חמש מאות |
| Hindi | एक लाख इक्कीस हज़ार पाँच सौ |
| Hungarian | százhuszonegyezerötszáz |
| Icelandic | eitthundrað og tuttugu og eitt þúsund og fimmhundrað |
| Indonesian | seratus dua puluh satu ribu lima ratus |
| Italian | centoventunomilacinquecento |
| Japanese | 十二万千五百 |
| Korean | 십이만 천오백 |
| Latvian | simt divdesmit viens tūkstoši piecsimt |
| Lithuanian | šimtas dvidešimt vienas tūkstantis penki šimtai |
| Norwegian | hundre og tjueett tusen fem hundre |
| Persian | صد و بیست و یک هزار و پانصد |
| Polish | sto dwadzieścia jeden tysięcy pięćset |
| Portuguese | cento e vinte e um mil e quinhentos |
| Romanian | una sută douăzeci şi una mii cinci sute |
| Russian | сто двадцать одна тысяча пятьсот |
| Serbian | сто двадесет и једна хиљада петсто |
| Slovak | jednasto dvadsaťjedna tisíc päťsto |
| Slovene | sto dvaset ena tisuću petsto |
| Spanish | ciento veintiún mil quinientos |
| Swahili | elfu mia moja na ishirini na moja, mia tano |
| Swedish | enhundratjugoentusenfemhundra |
| Thai | หนึ่งแสนสองหมื่นหนึ่งพันห้าร้อย |
| Turkish | yüz yirmi bir bin beş yüz |
| Ukrainian | сто двадцять одна тисяча пʼятсот |
| Vietnamese | một trăm hai mươi mốt nghìn năm trăm |
| Number 121500 reversed | 005121 | |
| Unicode Character | U+1DA9C | 𝪜 |
| Hexadecimal color | #121500 | |
| Unix Timestamp | Fri, 02 Jan 1970 09:45:00 +0000 | |