22142344031200 has 72 divisors (see below), whose sum is σ = 54480627516672. Its totient is φ = 8787197905920.

The previous prime is 22142344031191. The next prime is 22142344031209. The reversal of 22142344031200 is 213044324122.

It is an interprime number because it is at equal distance from previous prime (22142344031191) and next prime (22142344031209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142344031209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108866629 + ... + 109069828.

It is an arithmetic number, because the mean of its divisors is an integer number (756675382176).

Almost surely, 2^{22142344031200} is an apocalyptic number.

22142344031200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22142344031200 is an abundant number, since it is smaller than the sum of its proper divisors (32338283485472).

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

22142344031200 is a wasteful number, since it uses less digits than its factorization.

22142344031200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217936604 (or 217936591 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22142344031200 its reverse (213044324122), we get a palindrome (22355388355322).

The spelling of 22142344031200 in words is "twenty-two trillion, one hundred forty-two billion, three hundred forty-four million, thirty-one thousand, two hundred".