22124034200 has 48 divisors (see below), whose sum is σ = 51508329000. Its totient is φ = 8837579520.

The previous prime is 22124034139. The next prime is 22124034203. The reversal of 22124034200 is 243042122.

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 (22124034203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72956 + ... + 222644.

Almost surely, 2^22124034200 is an apocalyptic number.

22124034200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22124034200 is an abundant number, since it is smaller than the sum of its proper divisors (29384294800).

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

22124034200 is a wasteful number, since it uses less digits than its factorization.

22124034200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150444 (or 150435 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22124034200 its reverse (243042122), we get a palindrome (22367076322).

The spelling of 22124034200 in words is "twenty-two billion, one hundred twenty-four million, thirty-four thousand, two hundred".