22122543112 has 16 divisors (see below), whose sum is σ = 41979525840. Its totient is φ = 10928002896.

The previous prime is 22122543109. The next prime is 22122543133. The reversal of 22122543112 is 21134522122.

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, 16657878 + ... + 16659205.

It is an arithmetic number, because the mean of its divisors is an integer number (2623720365).

Almost surely, 2^22122543112 is an apocalyptic number.

It is an amenable number.

22122543112 is a deficient number, since it is larger than the sum of its proper divisors (19856982728).

22122543112 is a wasteful number, since it uses less digits than its factorization.

22122543112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33317172 (or 33317168 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The spelling of 22122543112 in words is "twenty-two billion, one hundred twenty-two million, five hundred forty-three thousand, one hundred twelve".