22112135 has 4 divisors (see below), whose sum is σ = 26534568. Its totient is φ = 17689704.

The previous prime is 22112107. The next prime is 22112141. The reversal of 22112135 is 53121122.

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 22112135 - 2⁶ = 22112071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2211209 + ... + 2211218.

It is an arithmetic number, because the mean of its divisors is an integer number (6633642).

Almost surely, 2^22112135 is an apocalyptic number.

22112135 is a deficient number, since it is larger than the sum of its proper divisors (4422433).

22112135 is an equidigital number, since it uses as much as digits as its factorization.

22112135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4422432.

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

The square root of 22112135 is about 4702.3541976334. The cubic root of 22112135 is about 280.6791972246.

Adding to 22112135 its reverse (53121122), we get a palindrome (75233257).

The spelling of 22112135 in words is "twenty-two million, one hundred twelve thousand, one hundred thirty-five".