22150531224 has 48 divisors (see below), whose sum is σ = 60609505320. Its totient is φ = 7307389440.

The previous prime is 22150531199. The next prime is 22150531237. The reversal of 22150531224 is 42213505122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1578822 + ... + 1592789.

Almost surely, 2^22150531224 is an apocalyptic number.

22150531224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22150531224 is an abundant number, since it is smaller than the sum of its proper divisors (38458974096).

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

22150531224 is a wasteful number, since it uses less digits than its factorization.

22150531224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3171720 (or 3171713 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The spelling of 22150531224 in words is "twenty-two billion, one hundred fifty million, five hundred thirty-one thousand, two hundred twenty-four".