31023020441012 has 24 divisors (see below), whose sum is σ = 55116080985504. Its totient is φ = 15275698919712.

The previous prime is 31023020440999. The next prime is 31023020441099. The reversal of 31023020441012 is 21014402032013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15318518 + ... + 17225069.

It is an arithmetic number, because the mean of its divisors is an integer number (2296503374396).

Almost surely, 2^{31023020441012} is an apocalyptic number.

It is an amenable number.

31023020441012 is a deficient number, since it is larger than the sum of its proper divisors (24093060544492).

31023020441012 is a wasteful number, since it uses less digits than its factorization.

31023020441012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32547215 (or 32547213 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 31023020441012 its reverse (21014402032013), we get a palindrome (52037422473025).

The spelling of 31023020441012 in words is "thirty-one trillion, twenty-three billion, twenty million, four hundred forty-one thousand, twelve".