23122235131321 has 16 divisors (see below), whose sum is σ = 25567809490944. Its totient is φ = 20798820511744.

The previous prime is 23122235131297. The next prime is 23122235131349. The reversal of 23122235131321 is 12313153222132.

It is a cyclic number.

It is not a de Polignac number, because 23122235131321 - 2¹⁵ = 23122235098553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23122235131351) 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, 23820025 + ... + 24771718.

It is an arithmetic number, because the mean of its divisors is an integer number (1597988093184).

Almost surely, 2^{23122235131321} is an apocalyptic number.

It is an amenable number.

23122235131321 is a deficient number, since it is larger than the sum of its proper divisors (2445574359623).

23122235131321 is a wasteful number, since it uses less digits than its factorization.

23122235131321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48593000.

The product of its digits is 12960, while the sum is 31.

Adding to 23122235131321 its reverse (12313153222132), we get a palindrome (35435388353453).

The spelling of 23122235131321 in words is "twenty-three trillion, one hundred twenty-two billion, two hundred thirty-five million, one hundred thirty-one thousand, three hundred twenty-one".