2131023112323 has 16 divisors (see below), whose sum is σ = 3247294402560. Its totient is φ = 1217719584576.

The previous prime is 2131023112279. The next prime is 2131023112327. The reversal of 2131023112323 is 3232113201312.

It is not a de Polignac number, because 2131023112323 - 2⁸ = 2131023112067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2131023112293 and 2131023112302.

It is not an unprimeable number, because it can be changed into a prime (2131023112327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4943518 + ... + 5357276.

It is an arithmetic number, because the mean of its divisors is an integer number (202955900160).

Almost surely, 2^{2131023112323} is an apocalyptic number.

2131023112323 is a deficient number, since it is larger than the sum of its proper divisors (1116271290237).

2131023112323 is a wasteful number, since it uses less digits than its factorization.

2131023112323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659026.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2131023112323 its reverse (3232113201312), we get a palindrome (5363136313635).

The spelling of 2131023112323 in words is "two trillion, one hundred thirty-one billion, twenty-three million, one hundred twelve thousand, three hundred twenty-three".