12331313221100 has 36 divisors (see below), whose sum is σ = 27411607008408. Its totient is φ = 4812219792000.

The previous prime is 12331313221079. The next prime is 12331313221169. The reversal of 12331313221100 is 112231313321.

It is a super-2 number, since 2×12331313221100² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1503814586 + ... + 1503822785.

Almost surely, 2^{12331313221100} is an apocalyptic number.

12331313221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12331313221100 is an abundant number, since it is smaller than the sum of its proper divisors (15080293787308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12331313221100 is a wasteful number, since it uses less digits than its factorization.

12331313221100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3007637426 (or 3007637419 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12331313221100 its reverse (112231313321), we get a palindrome (12443544534421).

It can be divided in two parts, 12331313221 and 100, that added together give a palindrome (12331313321).

The spelling of 12331313221100 in words is "twelve trillion, three hundred thirty-one billion, three hundred thirteen million, two hundred twenty-one thousand, one hundred".