22221522321124 has 12 divisors (see below), whose sum is σ = 44443044642304. Its totient is φ = 9523509566184.

The previous prime is 22221522321101. The next prime is 22221522321133. The reversal of 22221522321124 is 42112322512222.

22221522321124 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396812898564 + ... + 396812898619.

Almost surely, 2^{22221522321124} is an apocalyptic number.

It is an amenable number.

22221522321124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22221522321124 is a wasteful number, since it uses less digits than its factorization.

22221522321124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793625797194 (or 793625797192 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

Adding to 22221522321124 its reverse (42112322512222), we get a palindrome (64333844833346).

The spelling of 22221522321124 in words is "twenty-two trillion, two hundred twenty-one billion, five hundred twenty-two million, three hundred twenty-one thousand, one hundred twenty-four".