22556126700123 has 4 divisors (see below), whose sum is σ = 30074835600168. Its totient is φ = 15037417800080.

The previous prime is 22556126700101. The next prime is 22556126700157. The reversal of 22556126700123 is 32100762165522.

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

It is a cyclic number.

It is not a de Polignac number, because 22556126700123 - 2²⁹ = 22555589829211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22556126700923) 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, 3759354450018 + ... + 3759354450023.

It is an arithmetic number, because the mean of its divisors is an integer number (7518708900042).

Almost surely, 2^{22556126700123} is an apocalyptic number.

22556126700123 is a deficient number, since it is larger than the sum of its proper divisors (7518708900045).

22556126700123 is an equidigital number, since it uses as much as digits as its factorization.

22556126700123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7518708900044.

The product of its (nonzero) digits is 302400, while the sum is 42.

Adding to 22556126700123 its reverse (32100762165522), we get a palindrome (54656888865645).

The spelling of 22556126700123 in words is "twenty-two trillion, five hundred fifty-six billion, one hundred twenty-six million, seven hundred thousand, one hundred twenty-three".