22131313332123 has 4 divisors (see below), whose sum is σ = 29508417776168. Its totient is φ = 14754208888080.

The previous prime is 22131313332109. The next prime is 22131313332181. The reversal of 22131313332123 is 32123331313122.

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

It is not a de Polignac number, because 22131313332123 - 2¹⁴ = 22131313315739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22131313332923) 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, 3688552222018 + ... + 3688552222023.

It is an arithmetic number, because the mean of its divisors is an integer number (7377104444042).

Almost surely, 2^{22131313332123} is an apocalyptic number.

22131313332123 is a deficient number, since it is larger than the sum of its proper divisors (7377104444045).

22131313332123 is an equidigital number, since it uses as much as digits as its factorization.

22131313332123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7377104444044.

The product of its digits is 11664, while the sum is 30.

Adding to 22131313332123 its reverse (32123331313122), we get a palindrome (54254644645245).

The spelling of 22131313332123 in words is "twenty-two trillion, one hundred thirty-one billion, three hundred thirteen million, three hundred thirty-two thousand, one hundred twenty-three".