22101020200 has 48 divisors (see below), whose sum is σ = 58725571680. Its totient is φ = 7577492160.

The previous prime is 22101020167. The next prime is 22101020213. The reversal of 22101020200 is 202010122.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7891822 + ... + 7894621.

It is an arithmetic number, because the mean of its divisors is an integer number (1223449410).

Almost surely, 2^22101020200 is an apocalyptic number.

22101020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22101020200 is an abundant number, since it is smaller than the sum of its proper divisors (36624551480).

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

22101020200 is a wasteful number, since it uses less digits than its factorization.

22101020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15786466 (or 15786457 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22101020200 its reverse (202010122), we get a palindrome (22303030322).

The spelling of 22101020200 in words is "twenty-two billion, one hundred one million, twenty thousand, two hundred".