22134442200 has 192 divisors, whose sum is σ = 74059426560. Its totient is φ = 5436357120.

The previous prime is 22134442177. The next prime is 22134442207. The reversal of 22134442200 is 224443122.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22134442207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3795687 + ... + 3801513.

It is an arithmetic number, because the mean of its divisors is an integer number (385726180).

Almost surely, 2^22134442200 is an apocalyptic number.

22134442200 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 22134442200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37029713280).

22134442200 is an abundant number, since it is smaller than the sum of its proper divisors (51924984360).

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

22134442200 is a wasteful number, since it uses less digits than its factorization.

22134442200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6346 (or 6337 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 22134442200 its reverse (224443122), we get a palindrome (22358885322).

The spelling of 22134442200 in words is "twenty-two billion, one hundred thirty-four million, four hundred forty-two thousand, two hundred".