22004112120 has 32 divisors (see below), whose sum is σ = 66012336720. Its totient is φ = 5867763200.

The previous prime is 22004112113. The next prime is 22004112157. The reversal of 22004112120 is 2121140022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22004112120.

It is a congruent number.

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, 91683681 + ... + 91683920.

Almost surely, 2^22004112120 is an apocalyptic number.

22004112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22004112120 is an abundant number, since it is smaller than the sum of its proper divisors (44008224600).

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

22004112120 is a wasteful number, since it uses less digits than its factorization.

22004112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183367615 (or 183367611 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22004112120 its reverse (2121140022), we get a palindrome (24125252142).

The spelling of 22004112120 in words is "twenty-two billion, four million, one hundred twelve thousand, one hundred twenty".