321031330112 has 28 divisors (see below), whose sum is σ = 637068612576. Its totient is φ = 160510104960.

The previous prime is 321031330099. The next prime is 321031330159. The reversal of 321031330112 is 211033130123.

It is a super-2 number, since 2×321031330112² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2271437 + ... + 2408627.

Almost surely, 2^321031330112 is an apocalyptic number.

321031330112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

321031330112 is a deficient number, since it is larger than the sum of its proper divisors (316037282464).

321031330112 is a wasteful number, since it uses less digits than its factorization.

321031330112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173766 (or 173756 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 321031330112 its reverse (211033130123), we get a palindrome (532064460235).

The spelling of 321031330112 in words is "three hundred twenty-one billion, thirty-one million, three hundred thirty thousand, one hundred twelve".