31010034103131 has 32 divisors (see below), whose sum is σ = 41762550758400. Its totient is φ = 20465715390624.

The previous prime is 31010034103079. The next prime is 31010034103177. The reversal of 31010034103131 is 13130143001013.

It is not a de Polignac number, because 31010034103131 - 2⁷ = 31010034103003 is a prime.

It is a super-2 number, since 2×31010034103131² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31010034103098 and 31010034103107.

It is not an unprimeable number, because it can be changed into a prime (31010034103231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5131559796 + ... + 5131565838.

It is an arithmetic number, because the mean of its divisors is an integer number (1305079711200).

Almost surely, 2^{31010034103131} is an apocalyptic number.

31010034103131 is a deficient number, since it is larger than the sum of its proper divisors (10752516655269).

31010034103131 is a wasteful number, since it uses less digits than its factorization.

31010034103131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14775.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 31010034103131 its reverse (13130143001013), we get a palindrome (44140177104144).

The spelling of 31010034103131 in words is "thirty-one trillion, ten billion, thirty-four million, one hundred three thousand, one hundred thirty-one".