31311314304404 has 12 divisors (see below), whose sum is σ = 54988421236224. Its totient is φ = 15600336808344.

The previous prime is 31311314304371. The next prime is 31311314304463. The reversal of 31311314304404 is 40440341311313.

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, 13830084692 + ... + 13830086955.

It is an arithmetic number, because the mean of its divisors is an integer number (4582368436352).

Almost surely, 2^{31311314304404} is an apocalyptic number.

It is an amenable number.

31311314304404 is a deficient number, since it is larger than the sum of its proper divisors (23677106931820).

31311314304404 is a wasteful number, since it uses less digits than its factorization.

31311314304404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27660171934 (or 27660171932 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 31311314304404 its reverse (40440341311313), we get a palindrome (71751655615717).

The spelling of 31311314304404 in words is "thirty-one trillion, three hundred eleven billion, three hundred fourteen million, three hundred four thousand, four hundred four".