22144150222232 has 64 divisors (see below), whose sum is σ = 44028931756320. Its totient is φ = 10405077516288.

The previous prime is 22144150222193. The next prime is 22144150222237. The reversal of 22144150222232 is 23222205144122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22144150222237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245409188 + ... + 245499404.

Almost surely, 2^{22144150222232} is an apocalyptic number.

It is an amenable number.

22144150222232 is a deficient number, since it is larger than the sum of its proper divisors (21884781534088).

22144150222232 is a wasteful number, since it uses less digits than its factorization.

22144150222232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92940 (or 92936 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 22144150222232 its reverse (23222205144122), we get a palindrome (45366355366354).

The spelling of 22144150222232 in words is "twenty-two trillion, one hundred forty-four billion, one hundred fifty million, two hundred twenty-two thousand, two hundred thirty-two".