100022321344 has 56 divisors (see below), whose sum is σ = 218757965328. Its totient is φ = 44995952640.

The previous prime is 100022321309. The next prime is 100022321387. The reversal of 100022321344 is 443123220001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664069 + ... + 800644.

It is an arithmetic number, because the mean of its divisors is an integer number (3906392238).

Almost surely, 2^100022321344 is an apocalyptic number.

It is an amenable number.

100022321344 is an abundant number, since it is smaller than the sum of its proper divisors (118735643984).

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

100022321344 is a wasteful number, since it uses less digits than its factorization.

100022321344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464833 (or 1464823 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 100022321344 its reverse (443123220001), we get a palindrome (543145541345).

The spelling of 100022321344 in words is "one hundred billion, twenty-two million, three hundred twenty-one thousand, three hundred forty-four".