22152081712 has 20 divisors (see below), whose sum is σ = 43056791560. Its totient is φ = 11040651648.

The previous prime is 22152081683. The next prime is 22152081751. The reversal of 22152081712 is 21718025122.

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, 2206662 + ... + 2216677.

It is an arithmetic number, because the mean of its divisors is an integer number (2152839578).

Almost surely, 2^22152081712 is an apocalyptic number.

It is an amenable number.

22152081712 is a deficient number, since it is larger than the sum of its proper divisors (20904709848).

22152081712 is a wasteful number, since it uses less digits than its factorization.

22152081712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4423660 (or 4423654 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 31.

The spelling of 22152081712 in words is "twenty-two billion, one hundred fifty-two million, eighty-one thousand, seven hundred twelve".