22244422200 has 1296 divisors, whose sum is σ = 98055989640. Its totient is φ = 4151347200.

The previous prime is 22244422177. The next prime is 22244422267. The reversal of 22244422200 is 222444222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 323 ways as a sum of consecutive naturals, for example, 601200582 + ... + 601200618.

Almost surely, 2^22244422200 is an apocalyptic number.

22244422200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22244422200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49027994820).

22244422200 is an abundant number, since it is smaller than the sum of its proper divisors (75811567440).

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

22244422200 is a wasteful number, since it uses less digits than its factorization.

22244422200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 22244422200 its reverse (222444222), we get a palindrome (22466866422).

22244422200 divided by its reverse (222444222) gives a square (100 = 10²).

It can be divided in two parts, 22244 and 422200, that added together give a palindrome (444444).

The spelling of 22244422200 in words is "twenty-two billion, two hundred forty-four million, four hundred twenty-two thousand, two hundred".