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12000203223001 = 726091797736551
BaseRepresentation
bin1010111010100000001111…
…0110011010111111011001
31120111012121210110220100021
42232220003312122333121
53033102404011114001
641304452305510441
72345662136252260
oct256500366327731
946435553426307
1012000203223001
1139072919692a4
121419877942421
136907ca834b96
142d6b5499d5d7
1515c245bb4ba1
hexaea03d9afd9

12000203223001 has 16 divisors (see below), whose sum is σ = 13720913153280. Its totient is φ = 10281092774400.

The previous prime is 12000203222989. The next prime is 12000203223007. The reversal of 12000203223001 is 10032230200021.

It is not a de Polignac number, because 12000203223001 - 27 = 12000203222873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000203223007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328295676 + ... + 328332226.

It is an arithmetic number, because the mean of its divisors is an integer number (857557072080).

Almost surely, 212000203223001 is an apocalyptic number.

It is an amenable number.

12000203223001 is a deficient number, since it is larger than the sum of its proper divisors (1720709930279).

12000203223001 is a wasteful number, since it uses less digits than its factorization.

12000203223001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57144.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12000203223001 its reverse (10032230200021), we get a palindrome (22032433423022).

The spelling of 12000203223001 in words is "twelve trillion, two hundred three million, two hundred twenty-three thousand, one".

Divisors: 1 7 2609 17977 18263 36551 125839 255857 46901993 95361559 328313951 657077327 667530913 4599541289 1714314746143 12000203223001