22112315 has 16 divisors (see below), whose sum is σ = 28166400. Its totient is φ = 16628832.

The previous prime is 22112309. The next prime is 22112323. The reversal of 22112315 is 51321122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22112315 - 2¹⁶ = 22046779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22112293 and 22112302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5156 + ... + 8414.

It is an arithmetic number, because the mean of its divisors is an integer number (1760400).

Almost surely, 2^22112315 is an apocalyptic number.

22112315 is a deficient number, since it is larger than the sum of its proper divisors (6054085).

22112315 is a wasteful number, since it uses less digits than its factorization.

22112315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3346.

The product of its digits is 120, while the sum is 17.

The square root of 22112315 is about 4702.3733369438. The cubic root of 22112315 is about 280.6799588293.

Adding to 22112315 its reverse (51321122), we get a palindrome (73433437).

The spelling of 22112315 in words is "twenty-two million, one hundred twelve thousand, three hundred fifteen".