31113000304 has 20 divisors (see below), whose sum is σ = 60721452864. Its totient is φ = 15442947968.

The previous prime is 31113000299. The next prime is 31113000311. The reversal of 31113000304 is 40300031113.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7094752 + ... + 7099135.

Almost surely, 2^31113000304 is an apocalyptic number.

It is an amenable number.

31113000304 is a deficient number, since it is larger than the sum of its proper divisors (29608452560).

31113000304 is a wasteful number, since it uses less digits than its factorization.

31113000304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14194032 (or 14194026 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 31113000304 its reverse (40300031113), we get a palindrome (71413031417).

The spelling of 31113000304 in words is "thirty-one billion, one hundred thirteen million, three hundred four", and thus it is an aban number.