22123132 has 12 divisors (see below), whose sum is σ = 39293800. Its totient is φ = 10896336.

The previous prime is 22123097. The next prime is 22123133. The reversal of 22123132 is 23132122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41007 + ... + 41542.

Almost surely, 2^22123132 is an apocalyptic number.

It is an amenable number.

22123132 is a deficient number, since it is larger than the sum of its proper divisors (17170668).

22123132 is a wasteful number, since it uses less digits than its factorization.

22123132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82620 (or 82618 counting only the distinct ones).

The product of its digits is 144, while the sum is 16.

The square root of 22123132 is about 4703.5233602056. The cubic root of 22123132 is about 280.7257194560.

Adding to 22123132 its reverse (23132122), we get a palindrome (45255254).

The spelling of 22123132 in words is "twenty-two million, one hundred twenty-three thousand, one hundred thirty-two".