22123404042131 has 8 divisors (see below), whose sum is σ = 25338031430400. Its totient is φ = 18922311928008.

The previous prime is 22123404042073. The next prime is 22123404042161. The reversal of 22123404042131 is 13124040432122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22123404042131 - 2¹⁰ = 22123404041107 is a prime.

It is a super-2 number, since 2×22123404042131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22123404042094 and 22123404042103.

It is not an unprimeable number, because it can be changed into a prime (22123404042161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3383815031 + ... + 3383821568.

It is an arithmetic number, because the mean of its divisors is an integer number (3167253928800).

Almost surely, 2^{22123404042131} is an apocalyptic number.

22123404042131 is a deficient number, since it is larger than the sum of its proper divisors (3214627388269).

22123404042131 is an equidigital number, since it uses as much as digits as its factorization.

22123404042131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6767637073.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 22123404042131 its reverse (13124040432122), we get a palindrome (35247444474253).

The spelling of 22123404042131 in words is "twenty-two trillion, one hundred twenty-three billion, four hundred four million, forty-two thousand, one hundred thirty-one".