22022226511056 has 160 divisors (see below), whose sum is σ = 63265004113920. Its totient is φ = 7334583975936.

The previous prime is 22022226511027. The next prime is 22022226511057. The reversal of 22022226511056 is 65011562222022.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 22022226511056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022226511057) 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, 4001855601 + ... + 4001861103.

It is an arithmetic number, because the mean of its divisors is an integer number (395406275712).

Almost surely, 2^{22022226511056} is an apocalyptic number.

It is an amenable number.

22022226511056 is an abundant number, since it is smaller than the sum of its proper divisors (41242777602864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22022226511056 is a wasteful number, since it uses less digits than its factorization.

22022226511056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11610 (or 11598 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 22022226511056 its reverse (65011562222022), we get a palindrome (87033788733078).

The spelling of 22022226511056 in words is "twenty-two trillion, twenty-two billion, two hundred twenty-six million, five hundred eleven thousand, fifty-six".