31300013201012 has 12 divisors (see below), whose sum is σ = 54775105650720. Its totient is φ = 15649983015096.

The previous prime is 31300013200993. The next prime is 31300013201021. The reversal of 31300013201012 is 21010231000313.

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, 2720312 + ... + 8366607.

It is an arithmetic number, because the mean of its divisors is an integer number (4564592137560).

Almost surely, 2^{31300013201012} is an apocalyptic number.

It is an amenable number.

31300013201012 is a deficient number, since it is larger than the sum of its proper divisors (23475092449708).

31300013201012 is a wasteful number, since it uses less digits than its factorization.

31300013201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11792710 (or 11792708 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 31300013201012 its reverse (21010231000313), we get a palindrome (52310244201325).

The spelling of 31300013201012 in words is "thirty-one trillion, three hundred billion, thirteen million, two hundred one thousand, twelve".