22113152 has 16 divisors (see below), whose sum is σ = 44053800. Its totient is φ = 11056512.

The previous prime is 22113151. The next prime is 22113181. The reversal of 22113152 is 25131122.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 22113152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86252 + ... + 86507.

Almost surely, 2^22113152 is an apocalyptic number.

It is an amenable number.

22113152 is a deficient number, since it is larger than the sum of its proper divisors (21940648).

22113152 is an equidigital number, since it uses as much as digits as its factorization.

22113152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172773 (or 172761 counting only the distinct ones).

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

The square root of 22113152 is about 4702.4623337141. The cubic root of 22113152 is about 280.6835002369.

Adding to 22113152 its reverse (25131122), we get a palindrome (47244274).

The spelling of 22113152 in words is "twenty-two million, one hundred thirteen thousand, one hundred fifty-two".