22113132 has 24 divisors (see below), whose sum is σ = 51887472. Its totient is φ = 7329600.

The previous prime is 22113121. The next prime is 22113151. The reversal of 22113132 is 23131122.

It is a nude number because it is divisible by every one of its digits.

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 7 ways as a sum of consecutive naturals, for example, 2919 + ... + 7262.

It is an arithmetic number, because the mean of its divisors is an integer number (2161978).

Almost surely, 2^22113132 is an apocalyptic number.

It is an amenable number.

22113132 is an abundant number, since it is smaller than the sum of its proper divisors (29774340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22113132 is a wasteful number, since it uses less digits than its factorization.

22113132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10369 (or 10367 counting only the distinct ones).

The product of its digits is 72, while the sum is 15.

The square root of 22113132 is about 4702.4602071682. The cubic root of 22113132 is about 280.6834156165.

Adding to 22113132 its reverse (23131122), we get a palindrome (45244254).

The spelling of 22113132 in words is "twenty-two million, one hundred thirteen thousand, one hundred thirty-two".