22242200000 has 84 divisors (see below), whose sum is σ = 55168047144. Its totient is φ = 8896800000.

The previous prime is 22242199939. The next prime is 22242200011. The reversal of 22242200000 is 224222.

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144395 + ... + 255605.

It is an arithmetic number, because the mean of its divisors is an integer number (656762466).

Almost surely, 2^22242200000 is an apocalyptic number.

22242200000 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 22242200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27584023572).

22242200000 is an abundant number, since it is smaller than the sum of its proper divisors (32925847144).

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

22242200000 is an frugal number, since it uses more digits than its factorization.

22242200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111248 (or 111218 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22242200000 its reverse (224222), we get a palindrome (22242424222).

The spelling of 22242200000 in words is "twenty-two billion, two hundred forty-two million, two hundred thousand".