321112012996 has 6 divisors (see below), whose sum is σ = 561946022750. Its totient is φ = 160556006496.

The previous prime is 321112012973. The next prime is 321112013009. The reversal of 321112012996 is 699210211123.

It can be written as a sum of positive squares in only one way, i.e., 231663166596 + 89448846400 = 481314^2 + 299080^2 .

It is a super-2 number, since 2×321112012996² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40139001621 + ... + 40139001628.

Almost surely, 2^321112012996 is an apocalyptic number.

It is an amenable number.

321112012996 is a deficient number, since it is larger than the sum of its proper divisors (240834009754).

321112012996 is a wasteful number, since it uses less digits than its factorization.

321112012996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80278003253 (or 80278003251 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 321112012996 in words is "three hundred twenty-one billion, one hundred twelve million, twelve thousand, nine hundred ninety-six".