22400100001244 has 192 divisors, whose sum is σ = 46072463216640. Its totient is φ = 9332719119360.

The previous prime is 22400100001243. The next prime is 22400100001247. The reversal of 22400100001244 is 44210000100422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22400100001241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26260374722 + ... + 26260375574.

It is an arithmetic number, because the mean of its divisors is an integer number (239960745920).

Almost surely, 2^{22400100001244} is an apocalyptic number.

It is an amenable number.

22400100001244 is an abundant number, since it is smaller than the sum of its proper divisors (23672363215396).

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

22400100001244 is a wasteful number, since it uses less digits than its factorization.

22400100001244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700 (or 1698 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22400100001244 its reverse (44210000100422), we get a palindrome (66610100101666).

The spelling of 22400100001244 in words is "twenty-two trillion, four hundred billion, one hundred million, one thousand, two hundred forty-four".