322431002312 has 8 divisors (see below), whose sum is σ = 604558129350. Its totient is φ = 161215501152.

The previous prime is 322431002297. The next prime is 322431002323. The reversal of 322431002312 is 213200134223.

It can be written as a sum of positive squares in only one way, i.e., 223969348516 + 98461653796 = 473254^2 + 313786^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20151937637 + ... + 20151937652.

Almost surely, 2^322431002312 is an apocalyptic number.

It is an amenable number.

322431002312 is a deficient number, since it is larger than the sum of its proper divisors (282127127038).

322431002312 is a wasteful number, since it uses less digits than its factorization.

322431002312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40303875295 (or 40303875291 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 322431002312 its reverse (213200134223), we get a palindrome (535631136535).

The spelling of 322431002312 in words is "three hundred twenty-two billion, four hundred thirty-one million, two thousand, three hundred twelve".