31013101020996 has 48 divisors (see below), whose sum is σ = 80405296809600. Its totient is φ = 10337576805216.

The previous prime is 31013101020947. The next prime is 31013101021013. The reversal of 31013101020996 is 69902010131013.

31013101020996 is a `hidden beast` number, since 310 + 1 + 310 + 1 + 0 + 20 + 9 + 9 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 31013101020996.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7596681 + ... + 10942383.

It is an arithmetic number, because the mean of its divisors is an integer number (1675110350200).

Almost surely, 2^{31013101020996} is an apocalyptic number.

31013101020996 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

31013101020996 is an abundant number, since it is smaller than the sum of its proper divisors (49392195788604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31013101020996 is a wasteful number, since it uses less digits than its factorization.

31013101020996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3431545 (or 3431537 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The spelling of 31013101020996 in words is "thirty-one trillion, thirteen billion, one hundred one million, twenty thousand, nine hundred ninety-six".