31123200013010 has 32 divisors (see below), whose sum is σ = 64026914918400. Its totient is φ = 10670470379712.

The previous prime is 31123200013007. The next prime is 31123200013159. The reversal of 31123200013010 is 1031000232113.

It is a self number, because there is not a number n which added to its sum of digits gives 31123200013010.

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, 4894610 + ... + 9284589.

It is an arithmetic number, because the mean of its divisors is an integer number (2000841091200).

Almost surely, 2^{31123200013010} is an apocalyptic number.

31123200013010 is an abundant number, since it is smaller than the sum of its proper divisors (32903714905390).

31123200013010 is a wasteful number, since it uses less digits than its factorization.

31123200013010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14210570.

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

Adding to 31123200013010 its reverse (1031000232113), we get a palindrome (32154200245123).

The spelling of 31123200013010 in words is "thirty-one trillion, one hundred twenty-three billion, two hundred million, thirteen thousand, ten".