22144020120 has 96 divisors (see below), whose sum is σ = 72008604720. Its totient is φ = 5901745920.

The previous prime is 22144020077. The next prime is 22144020127. The reversal of 22144020120 is 2102044122.

22144020120 is a `hidden beast` number, since 2 + 2 + 1 + 440 + 201 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22144020093 and 22144020102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22144020127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 659335 + ... + 692105.

Almost surely, 2^22144020120 is an apocalyptic number.

22144020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22144020120 is an abundant number, since it is smaller than the sum of its proper divisors (49864584600).

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

22144020120 is a wasteful number, since it uses less digits than its factorization.

22144020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34665 (or 34658 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22144020120 its reverse (2102044122), we get a palindrome (24246064242).

The spelling of 22144020120 in words is "twenty-two billion, one hundred forty-four million, twenty thousand, one hundred twenty".