22112222332 has 12 divisors (see below), whose sum is σ = 38697505560. Its totient is φ = 11055792176.

The previous prime is 22112222291. The next prime is 22112222357. The reversal of 22112222332 is 23322221122.

It is a congruent 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, 149343 + ... + 257929.

It is an arithmetic number, because the mean of its divisors is an integer number (3224792130).

Almost surely, 2^22112222332 is an apocalyptic number.

It is an amenable number.

22112222332 is a deficient number, since it is larger than the sum of its proper divisors (16585283228).

22112222332 is a wasteful number, since it uses less digits than its factorization.

22112222332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159500 (or 159498 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

Adding to 22112222332 its reverse (23322221122), we get a palindrome (45434443454).

The spelling of 22112222332 in words is "twenty-two billion, one hundred twelve million, two hundred twenty-two thousand, three hundred thirty-two".