22244000100 has 72 divisors (see below), whose sum is σ = 73553500608. Its totient is φ = 5084342400.

The previous prime is 22244000069. The next prime is 22244000101. The reversal of 22244000100 is 100044222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22244000100.

It is not an unprimeable number, because it can be changed into a prime (22244000101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5294091 + ... + 5298290.

Almost surely, 2^22244000100 is an apocalyptic number.

22244000100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22244000100 is an abundant number, since it is smaller than the sum of its proper divisors (51309500508).

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

22244000100 is a wasteful number, since it uses less digits than its factorization.

22244000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10592405 (or 10592398 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 22244000100 its reverse (100044222), we get a palindrome (22344044322).

The spelling of 22244000100 in words is "twenty-two billion, two hundred forty-four million, one hundred", and thus it is an aban number.