22204043000 has 128 divisors (see below), whose sum is σ = 52926307200. Its totient is φ = 8717184000.

The previous prime is 22204042969. The next prime is 22204043003. The reversal of 22204043000 is 34040222.

It is a self number, because there is not a number n which added to its sum of digits gives 22204043000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22204043003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19666436 + ... + 19667564.

It is an arithmetic number, because the mean of its divisors is an integer number (413486775).

Almost surely, 2^22204043000 is an apocalyptic number.

22204043000 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 22204043000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26463153600).

22204043000 is an abundant number, since it is smaller than the sum of its proper divisors (30722264200).

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

22204043000 is a wasteful number, since it uses less digits than its factorization.

22204043000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498 (or 1484 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 22204043000 its reverse (34040222), we get a palindrome (22238083222).

The spelling of 22204043000 in words is "twenty-two billion, two hundred four million, forty-three thousand".