22722611112 has 24 divisors (see below), whose sum is σ = 61540405290. Its totient is φ = 7574203680.

The previous prime is 22722611089. The next prime is 22722611113. The reversal of 22722611112 is 21111622722.

It is a happy number.

22722611112 is a `hidden beast` number, since 2 + 27 + 22 + 611 + 1 + 1 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 21822971076 + 899640036 = 147726^2 + 29994^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (22722611113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 157795839 + ... + 157795982.

Almost surely, 2^22722611112 is an apocalyptic number.

It is an amenable number.

22722611112 is an abundant number, since it is smaller than the sum of its proper divisors (38817794178).

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

22722611112 is a wasteful number, since it uses less digits than its factorization.

22722611112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315591833 (or 315591826 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The spelling of 22722611112 in words is "twenty-two billion, seven hundred twenty-two million, six hundred eleven thousand, one hundred twelve".