22201032120 has 64 divisors (see below), whose sum is σ = 67731984000. Its totient is φ = 5819929728.

The previous prime is 22201032097. The next prime is 22201032169. The reversal of 22201032120 is 2123010222.

It is a happy number.

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 22201032120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1560790 + ... + 1574949.

It is an arithmetic number, because the mean of its divisors is an integer number (1058312250).

Almost surely, 2^22201032120 is an apocalyptic number.

22201032120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22201032120 is an abundant number, since it is smaller than the sum of its proper divisors (45530951880).

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

22201032120 is a wasteful number, since it uses less digits than its factorization.

22201032120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3135812 (or 3135808 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22201032120 its reverse (2123010222), we get a palindrome (24324042342).

The spelling of 22201032120 in words is "twenty-two billion, two hundred one million, thirty-two thousand, one hundred twenty".