31023312320332 has 6 divisors (see below), whose sum is σ = 54290796560588. Its totient is φ = 15511656160164.

The previous prime is 31023312320309. The next prime is 31023312320401. The reversal of 31023312320332 is 23302321332013.

It is a self number, because there is not a number n which added to its sum of digits gives 31023312320332.

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 as a sum of consecutive naturals, namely, 3877914040038 + ... + 3877914040045.

Almost surely, 2^{31023312320332} is an apocalyptic number.

It is an amenable number.

31023312320332 is a deficient number, since it is larger than the sum of its proper divisors (23267484240256).

31023312320332 is a wasteful number, since it uses less digits than its factorization.

31023312320332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7755828080087 (or 7755828080085 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 31023312320332 its reverse (23302321332013), we get a palindrome (54325633652345).

The spelling of 31023312320332 in words is "thirty-one trillion, twenty-three billion, three hundred twelve million, three hundred twenty thousand, three hundred thirty-two".