22111023124 has 12 divisors (see below), whose sum is σ = 39093201364. Its totient is φ = 10941537024.

The previous prime is 22111023119. The next prime is 22111023139. The reversal of 22111023124 is 42132011122.

It can be written as a sum of positive squares in 2 ways, for example, as 12258475524 + 9852547600 = 110718^2 + 99260^2 .

It is a congruent 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, 28493199 + ... + 28493974.

Almost surely, 2^22111023124 is an apocalyptic number.

It is an amenable number.

22111023124 is a deficient number, since it is larger than the sum of its proper divisors (16982178240).

22111023124 is a wasteful number, since it uses less digits than its factorization.

22111023124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56987274 (or 56987272 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 22111023124 its reverse (42132011122), we get a palindrome (64243034246).

The spelling of 22111023124 in words is "twenty-two billion, one hundred eleven million, twenty-three thousand, one hundred twenty-four".