22040213200 has 60 divisors (see below), whose sum is σ = 53147267008. Its totient is φ = 8783510400.

The previous prime is 22040213147. The next prime is 22040213201. The reversal of 22040213200 is 231204022.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22040213201) 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, 6739 + ... + 210061.

Almost surely, 2^22040213200 is an apocalyptic number.

22040213200 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 22040213200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26573633504).

22040213200 is an abundant number, since it is smaller than the sum of its proper divisors (31107053808).

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

22040213200 is a wasteful number, since it uses less digits than its factorization.

22040213200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203612 (or 203601 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22040213200 its reverse (231204022), we get a palindrome (22271417222).

The spelling of 22040213200 in words is "twenty-two billion, forty million, two hundred thirteen thousand, two hundred".