22201125020 has 12 divisors (see below), whose sum is σ = 46622362584. Its totient is φ = 8880450000.

The previous prime is 22201124989. The next prime is 22201125041. The reversal of 22201125020 is 2052110222.

It is a self number, because there is not a number n which added to its sum of digits gives 22201125020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555028106 + ... + 555028145.

It is an arithmetic number, because the mean of its divisors is an integer number (3885196882).

Almost surely, 2^22201125020 is an apocalyptic number.

22201125020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22201125020 is an abundant number, since it is smaller than the sum of its proper divisors (24421237564).

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

22201125020 is a wasteful number, since it uses less digits than its factorization.

22201125020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110056260 (or 1110056258 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 22201125020 its reverse (2052110222), we get a palindrome (24253235242).

The spelling of 22201125020 in words is "twenty-two billion, two hundred one million, one hundred twenty-five thousand, twenty".