22144030112 has 48 divisors (see below), whose sum is σ = 45035004672. Its totient is φ = 10707087360.

The previous prime is 22144030099. The next prime is 22144030127. The reversal of 22144030112 is 21103044122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1503488 + ... + 1518144.

It is an arithmetic number, because the mean of its divisors is an integer number (938229264).

Almost surely, 2^22144030112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22144030112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22517502336).

22144030112 is an abundant number, since it is smaller than the sum of its proper divisors (22890974560).

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

22144030112 is a wasteful number, since it uses less digits than its factorization.

22144030112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16221 (or 16213 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22144030112 its reverse (21103044122), we get a palindrome (43247074234).

The spelling of 22144030112 in words is "twenty-two billion, one hundred forty-four million, thirty thousand, one hundred twelve".