22222022022200 has 384 divisors, whose sum is σ = 69471998507520. Its totient is φ = 6384148531200.

The previous prime is 22222022022181. The next prime is 22222022022209. The reversal of 22222022022200 is 222022022222.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222022022209) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 136655342 + ... + 136817858.

It is an arithmetic number, because the mean of its divisors is an integer number (180916662780).

Almost surely, 2^{22222022022200} is an apocalyptic number.

22222022022200 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 22222022022200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34735999253760).

22222022022200 is an abundant number, since it is smaller than the sum of its proper divisors (47249976485320).

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

22222022022200 is a wasteful number, since it uses less digits than its factorization.

22222022022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163247 (or 163238 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22222022022200 its reverse (222022022222), we get a palindrome (22444044044422).

It can be divided in two parts, 22222022022 and 200, that added together give a palindrome (22222022222).

The spelling of 22222022022200 in words is "twenty-two trillion, two hundred twenty-two billion, twenty-two million, twenty-two thousand, two hundred".