22010222100 has 36 divisors (see below), whose sum is σ = 63682910144. Its totient is φ = 5869392480.

The previous prime is 22010222089. The next prime is 22010222107. The reversal of 22010222100 is 122201022.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010222107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36683404 + ... + 36684003.

Almost surely, 2^22010222100 is an apocalyptic number.

22010222100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22010222100 is an abundant number, since it is smaller than the sum of its proper divisors (41672688044).

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

22010222100 is a wasteful number, since it uses less digits than its factorization.

22010222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73367424 (or 73367417 counting only the distinct ones).

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

Adding to 22010222100 its reverse (122201022), we get a palindrome (22132423122).

The spelling of 22010222100 in words is "twenty-two billion, ten million, two hundred twenty-two thousand, one hundred".