22412204125551 has 12 divisors (see below), whose sum is σ = 33489500417880. Its totient is φ = 14426246333520.

The previous prime is 22412204125511. The next prime is 22412204125621. The reversal of 22412204125551 is 15552140221422.

It is a happy number.

22412204125551 is a `hidden beast` number, since 2 + 2 + 41 + 2 + 2 + 0 + 41 + 25 + 551 = 666.

It is not a de Polignac number, because 22412204125551 - 2²⁷ = 22412069907823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22412204125511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42935256685 + ... + 42935257206.

It is an arithmetic number, because the mean of its divisors is an integer number (2790791701490).

Almost surely, 2^{22412204125551} is an apocalyptic number.

22412204125551 is a deficient number, since it is larger than the sum of its proper divisors (11077296292329).

22412204125551 is a wasteful number, since it uses less digits than its factorization.

22412204125551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85870513926 (or 85870513923 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

Adding to 22412204125551 its reverse (15552140221422), we get a palindrome (37964344346973).

The spelling of 22412204125551 in words is "twenty-two trillion, four hundred twelve billion, two hundred four million, one hundred twenty-five thousand, five hundred fifty-one".