22240424200 has 24 divisors (see below), whose sum is σ = 51708986730. Its totient is φ = 8896169600.

The previous prime is 22240424197. The next prime is 22240424309. The reversal of 22240424200 is 242404222.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 19509943684 + 2730480516 = 139678^2 + 52254^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55600861 + ... + 55601260.

Almost surely, 2^22240424200 is an apocalyptic number.

22240424200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22240424200 is an abundant number, since it is smaller than the sum of its proper divisors (29468562530).

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

22240424200 is a wasteful number, since it uses less digits than its factorization.

22240424200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111202137 (or 111202128 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22240424200 its reverse (242404222), we get a palindrome (22482828422).

The spelling of 22240424200 in words is "twenty-two billion, two hundred forty million, four hundred twenty-four thousand, two hundred".