31110113110312 has 16 divisors (see below), whose sum is σ = 58403387448000. Its totient is φ = 15535876457520.

The previous prime is 31110113110273. The next prime is 31110113110457. The reversal of 31110113110312 is 21301131101113.

It is a self number, because there is not a number n which added to its sum of digits gives 31110113110312.

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, 2397505312 + ... + 2397518287.

It is an arithmetic number, because the mean of its divisors is an integer number (3650211715500).

Almost surely, 2^{31110113110312} is an apocalyptic number.

It is an amenable number.

31110113110312 is a deficient number, since it is larger than the sum of its proper divisors (27293274337688).

31110113110312 is a wasteful number, since it uses less digits than its factorization.

31110113110312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4795024416 (or 4795024412 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 19.

Adding to 31110113110312 its reverse (21301131101113), we get a palindrome (52411244211425).

The spelling of 31110113110312 in words is "thirty-one trillion, one hundred ten billion, one hundred thirteen million, one hundred ten thousand, three hundred twelve".