22112318 has 8 divisors (see below), whose sum is σ = 33189912. Its totient is φ = 11049016.

The previous prime is 22112309. The next prime is 22112323. The reversal of 22112318 is 81321122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22112318.

It is a congruent number.

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, 2096 + ... + 6972.

It is an arithmetic number, because the mean of its divisors is an integer number (4148739).

Almost surely, 2^22112318 is an apocalyptic number.

22112318 is a deficient number, since it is larger than the sum of its proper divisors (11077594).

22112318 is a wasteful number, since it uses less digits than its factorization.

22112318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7146.

The product of its digits is 192, while the sum is 20.

The square root of 22112318 is about 4702.3736559317. The cubic root of 22112318 is about 280.6799715227.

The spelling of 22112318 in words is "twenty-two million, one hundred twelve thousand, three hundred eighteen".