22551571112 has 16 divisors (see below), whose sum is σ = 48324795360. Its totient is φ = 9664959024.

The previous prime is 22551571109. The next prime is 22551571117. The reversal of 22551571112 is 21117515522.

It is not an unprimeable number, because it can be changed into a prime (22551571117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201353258 + ... + 201353369.

It is an arithmetic number, because the mean of its divisors is an integer number (3020299710).

Almost surely, 2^22551571112 is an apocalyptic number.

It is an amenable number.

22551571112 is an abundant number, since it is smaller than the sum of its proper divisors (25773224248).

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

22551571112 is a wasteful number, since it uses less digits than its factorization.

22551571112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402706640 (or 402706636 counting only the distinct ones).

The product of its digits is 7000, while the sum is 32.

The spelling of 22551571112 in words is "twenty-two billion, five hundred fifty-one million, five hundred seventy-one thousand, one hundred twelve".