22556334301231 has 32 divisors (see below), whose sum is σ = 22973601024000. Its totient is φ = 22144061280768.

The previous prime is 22556334301201. The next prime is 22556334301261. The reversal of 22556334301231 is 13210343365522.

It is an interprime number because it is at equal distance from previous prime (22556334301201) and next prime (22556334301261).

It is a cyclic number.

It is not a de Polignac number, because 22556334301231 - 2⁷ = 22556334301103 is a prime.

It is a super-2 number, since 2×22556334301231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22556334301201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6384468741 + ... + 6384472273.

It is an arithmetic number, because the mean of its divisors is an integer number (717925032000).

Almost surely, 2^{22556334301231} is an apocalyptic number.

22556334301231 is a deficient number, since it is larger than the sum of its proper divisors (417266722769).

22556334301231 is a wasteful number, since it uses less digits than its factorization.

22556334301231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983.

The product of its (nonzero) digits is 388800, while the sum is 40.

Adding to 22556334301231 its reverse (13210343365522), we get a palindrome (35766677666753).

The spelling of 22556334301231 in words is "twenty-two trillion, five hundred fifty-six billion, three hundred thirty-four million, three hundred one thousand, two hundred thirty-one".