22250404551100 has 72 divisors (see below), whose sum is σ = 52674628358016. Its totient is φ = 8090771640000.

The previous prime is 22250404551091. The next prime is 22250404551127. The reversal of 22250404551100 is 115540405222.

It is a super-2 number, since 2×22250404551100² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32297235 + ... + 32978965.

It is an arithmetic number, because the mean of its divisors is an integer number (731592060528).

Almost surely, 2^{22250404551100} is an apocalyptic number.

22250404551100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22250404551100 is an abundant number, since it is smaller than the sum of its proper divisors (30424223806916).

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

22250404551100 is a wasteful number, since it uses less digits than its factorization.

22250404551100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711427 (or 711420 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 22250404551100 its reverse (115540405222), we get a palindrome (22365944956322).

The spelling of 22250404551100 in words is "twenty-two trillion, two hundred fifty billion, four hundred four million, five hundred fifty-one thousand, one hundred".