22553112115 has 4 divisors (see below), whose sum is σ = 27063734544. Its totient is φ = 18042489688.

The previous prime is 22553112077. The next prime is 22553112121. The reversal of 22553112115 is 51121135522.

It is a happy number.

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 22553112115 - 2³³ = 13963177523 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, 2255311207 + ... + 2255311216.

It is an arithmetic number, because the mean of its divisors is an integer number (6765933636).

Almost surely, 2^22553112115 is an apocalyptic number.

22553112115 is a deficient number, since it is larger than the sum of its proper divisors (4510622429).

22553112115 is an equidigital number, since it uses as much as digits as its factorization.

22553112115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510622428.

The product of its digits is 3000, while the sum is 28.

Adding to 22553112115 its reverse (51121135522), we get a palindrome (73674247637).

The spelling of 22553112115 in words is "twenty-two billion, five hundred fifty-three million, one hundred twelve thousand, one hundred fifteen".