22222522971 has 12 divisors (see below), whose sum is σ = 35017309080. Its totient is φ = 13468195680.

The previous prime is 22222522957. The next prime is 22222522997. The reversal of 22222522971 is 17922522222.

22222522971 is a `hidden beast` number, since 2 + 22 + 22 + 522 + 97 + 1 = 666.

It is not a de Polignac number, because 22222522971 - 2¹⁴ = 22222506587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22222522471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112234866 + ... + 112235063.

It is an arithmetic number, because the mean of its divisors is an integer number (2918109090).

Almost surely, 2^22222522971 is an apocalyptic number.

22222522971 is a deficient number, since it is larger than the sum of its proper divisors (12794786109).

22222522971 is a wasteful number, since it uses less digits than its factorization.

22222522971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224469946 (or 224469943 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The spelling of 22222522971 in words is "twenty-two billion, two hundred twenty-two million, five hundred twenty-two thousand, nine hundred seventy-one".