321012331102 has 16 divisors (see below), whose sum is σ = 503945069472. Its totient is φ = 153072057600.

The previous prime is 321012331099. The next prime is 321012331121. The reversal of 321012331102 is 201133210123.

It is a self number, because there is not a number n which added to its sum of digits gives 321012331102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10338399 + ... + 10369402.

It is an arithmetic number, because the mean of its divisors is an integer number (31496566842).

Almost surely, 2^321012331102 is an apocalyptic number.

321012331102 is a deficient number, since it is larger than the sum of its proper divisors (182932738370).

321012331102 is a wasteful number, since it uses less digits than its factorization.

321012331102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20708163.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 321012331102 its reverse (201133210123), we get a palindrome (522145541225).

The spelling of 321012331102 in words is "three hundred twenty-one billion, twelve million, three hundred thirty-one thousand, one hundred two".