22144352112 has 60 divisors (see below), whose sum is σ = 61985833000. Its totient is φ = 7379973504.

The previous prime is 22144352101. The next prime is 22144352117. The reversal of 22144352112 is 21125344122.

22144352112 is a `hidden beast` number, since 2 + 2 + 1 + 443 + 5 + 211 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22144352117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 891639 + ... + 916137.

Almost surely, 2^22144352112 is an apocalyptic number.

It is an amenable number.

22144352112 is an abundant number, since it is smaller than the sum of its proper divisors (39841480888).

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

22144352112 is a wasteful number, since it uses less digits than its factorization.

22144352112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30790 (or 30781 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

Adding to 22144352112 its reverse (21125344122), we get a palindrome (43269696234).

The spelling of 22144352112 in words is "twenty-two billion, one hundred forty-four million, three hundred fifty-two thousand, one hundred twelve".