22556153224120 has 64 divisors (see below), whose sum is σ = 50933605847040. Its totient is φ = 8990062992000.

The previous prime is 22556153224103. The next prime is 22556153224159. The reversal of 22556153224120 is 2142235165522.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242099545 + ... + 242192695.

It is an arithmetic number, because the mean of its divisors is an integer number (795837591360).

Almost surely, 2^{22556153224120} is an apocalyptic number.

22556153224120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22556153224120 is an abundant number, since it is smaller than the sum of its proper divisors (28377452622920).

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

22556153224120 is a wasteful number, since it uses less digits than its factorization.

22556153224120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114836 (or 114832 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 22556153224120 its reverse (2142235165522), we get a palindrome (24698388389642).

The spelling of 22556153224120 in words is "twenty-two trillion, five hundred fifty-six billion, one hundred fifty-three million, two hundred twenty-four thousand, one hundred twenty".