12131032022323 has 4 divisors (see below), whose sum is σ = 12131044399008. Its totient is φ = 12131019645640.

The previous prime is 12131032022233. The next prime is 12131032022339. The reversal of 12131032022323 is 32322023013121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12131032022323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12131032022383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4578523 + ... + 6724948.

It is an arithmetic number, because the mean of its divisors is an integer number (3032761099752).

Almost surely, 2^{12131032022323} is an apocalyptic number.

12131032022323 is a deficient number, since it is larger than the sum of its proper divisors (12376685).

12131032022323 is a wasteful number, since it uses less digits than its factorization.

12131032022323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12376684.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12131032022323 its reverse (32322023013121), we get a palindrome (44453055035444).

The spelling of 12131032022323 in words is "twelve trillion, one hundred thirty-one billion, thirty-two million, twenty-two thousand, three hundred twenty-three".