22100002210 has 64 divisors (see below), whose sum is σ = 49483695744. Its totient is φ = 6981811200.

The previous prime is 22100002201. The next prime is 22100002213. The reversal of 22100002210 is 1220000122.

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

It is not an unprimeable number, because it can be changed into a prime (22100002213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 430236 + ... + 478855.

It is an arithmetic number, because the mean of its divisors is an integer number (773182746).

Almost surely, 2^22100002210 is an apocalyptic number.

22100002210 is an abundant number, since it is smaller than the sum of its proper divisors (27383693534).

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

22100002210 is a wasteful number, since it uses less digits than its factorization.

22100002210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909139.

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

Adding to 22100002210 its reverse (1220000122), we get a palindrome (23320002332).

The spelling of 22100002210 in words is "twenty-two billion, one hundred million, two thousand, two hundred ten".