31411131202104 has 128 divisors (see below), whose sum is σ = 79434338342400. Its totient is φ = 10350038200320.

The previous prime is 31411131202049. The next prime is 31411131202169. The reversal of 31411131202104 is 40120213111413.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1806994197 + ... + 1807011579.

It is an arithmetic number, because the mean of its divisors is an integer number (620580768300).

Almost surely, 2^{31411131202104} is an apocalyptic number.

It is an amenable number.

31411131202104 is an abundant number, since it is smaller than the sum of its proper divisors (48023207140296).

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

31411131202104 is a wasteful number, since it uses less digits than its factorization.

31411131202104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19245 (or 19241 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 31411131202104 its reverse (40120213111413), we get a palindrome (71531344313517).

The spelling of 31411131202104 in words is "thirty-one trillion, four hundred eleven billion, one hundred thirty-one million, two hundred two thousand, one hundred four".