31311012000010 has 32 divisors (see below), whose sum is σ = 56892050481600. Its totient is φ = 12406262201088.

The previous prime is 31311011999987. The next prime is 31311012000031. The reversal of 31311012000010 is 1000021011313.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6234592 + ... + 10074331.

It is an arithmetic number, because the mean of its divisors is an integer number (1777876577550).

Almost surely, 2^{31311012000010} is an apocalyptic number.

31311012000010 is a deficient number, since it is larger than the sum of its proper divisors (25581038481590).

31311012000010 is a wasteful number, since it uses less digits than its factorization.

31311012000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16310742.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 31311012000010 its reverse (1000021011313), we get a palindrome (32311033011323).

The spelling of 31311012000010 in words is "thirty-one trillion, three hundred eleven billion, twelve million, ten", and thus it is an aban number.