31023000032012 has 6 divisors (see below), whose sum is σ = 54290250056028. Its totient is φ = 15511500016004.

The previous prime is 31023000031993. The next prime is 31023000032041. The reversal of 31023000032012 is 21023000032013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3877875003998 + ... + 3877875004005.

It is an arithmetic number, because the mean of its divisors is an integer number (9048375009338).

Almost surely, 2^{31023000032012} is an apocalyptic number.

It is an amenable number.

31023000032012 is a deficient number, since it is larger than the sum of its proper divisors (23267250024016).

31023000032012 is a wasteful number, since it uses less digits than its factorization.

31023000032012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7755750008007 (or 7755750008005 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 31023000032012 its reverse (21023000032013), we get a palindrome (52046000064025).

Subtracting from 31023000032012 its reverse (21023000032013), we obtain a palindrome (9999999999999).

The spelling of 31023000032012 in words is "thirty-one trillion, twenty-three billion, thirty-two thousand, twelve".