22210220100 has 72 divisors (see below), whose sum is σ = 64493802688. Its totient is φ = 5901321600.

The previous prime is 22210220099. The next prime is 22210220113. The reversal of 22210220100 is 102201222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50536 + ... + 216735.

Almost surely, 2^22210220100 is an apocalyptic number.

22210220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22210220100 is an abundant number, since it is smaller than the sum of its proper divisors (42283582588).

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

22210220100 is a wasteful number, since it uses less digits than its factorization.

22210220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267565 (or 267558 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22210220100 its reverse (102201222), we get a palindrome (22312421322).

The spelling of 22210220100 in words is "twenty-two billion, two hundred ten million, two hundred twenty thousand, one hundred".