22113115 has 4 divisors (see below), whose sum is σ = 26535744. Its totient is φ = 17690488.

The previous prime is 22113103. The next prime is 22113121. The reversal of 22113115 is 51131122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22113115 - 2⁹ = 22112603 is a prime.

It is a Duffinian 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, 2211307 + ... + 2211316.

It is an arithmetic number, because the mean of its divisors is an integer number (6633936).

Almost surely, 2^22113115 is an apocalyptic number.

22113115 is a deficient number, since it is larger than the sum of its proper divisors (4422629).

22113115 is an equidigital number, since it uses as much as digits as its factorization.

22113115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4422628.

The product of its digits is 60, while the sum is 16.

The square root of 22113115 is about 4702.4583996033. The cubic root of 22113115 is about 280.6833436891.

Adding to 22113115 its reverse (51131122), we get a palindrome (73244237).

The spelling of 22113115 in words is "twenty-two million, one hundred thirteen thousand, one hundred fifteen".