2113324312131 has 12 divisors (see below), whose sum is σ = 3053063335920. Its totient is φ = 1408659594480.

The previous prime is 2113324312117. The next prime is 2113324312139. The reversal of 2113324312131 is 1312134233112.

2113324312131 is a `hidden beast` number, since 2 + 1 + 1 + 332 + 4 + 312 + 13 + 1 = 666.

It is not a de Polignac number, because 2113324312131 - 2⁷ = 2113324312003 is a prime.

It is a super-2 number, since 2×2113324312131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2113324312095 and 2113324312104.

It is not an unprimeable number, because it can be changed into a prime (2113324312139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18546736 + ... + 18660333.

It is an arithmetic number, because the mean of its divisors is an integer number (254421944660).

Almost surely, 2^{2113324312131} is an apocalyptic number.

2113324312131 is a deficient number, since it is larger than the sum of its proper divisors (939739023789).

2113324312131 is a wasteful number, since it uses less digits than its factorization.

2113324312131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37213386 (or 37213383 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

Adding to 2113324312131 its reverse (1312134233112), we get a palindrome (3425458545243).

The spelling of 2113324312131 in words is "two trillion, one hundred thirteen billion, three hundred twenty-four million, three hundred twelve thousand, one hundred thirty-one".