22643147112 has 32 divisors (see below), whose sum is σ = 56619125280. Its totient is φ = 7546214720.

The previous prime is 22643147071. The next prime is 22643147159. The reversal of 22643147112 is 21174134622.

It is a super-2 number, since 2×22643147112² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32878 + ... + 215330.

It is an arithmetic number, because the mean of its divisors is an integer number (1769347665).

Almost surely, 2^22643147112 is an apocalyptic number.

It is an amenable number.

22643147112 is an abundant number, since it is smaller than the sum of its proper divisors (33975978168).

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

22643147112 is a wasteful number, since it uses less digits than its factorization.

22643147112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187633 (or 187629 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The spelling of 22643147112 in words is "twenty-two billion, six hundred forty-three million, one hundred forty-seven thousand, one hundred twelve".