100000222320 has 80 divisors (see below), whose sum is σ = 311558630400. Its totient is φ = 26532709632.

The previous prime is 100000222249. The next prime is 100000222349. The reversal of 100000222320 is 23222000001.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 100000222296 and 100000222305.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 999144 + ... + 1094663.

It is an arithmetic number, because the mean of its divisors is an integer number (3894482880).

Almost surely, 2^100000222320 is an apocalyptic number.

100000222320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100000222320 is an abundant number, since it is smaller than the sum of its proper divisors (211558408080).

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

100000222320 is a wasteful number, since it uses less digits than its factorization.

100000222320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094022 (or 2094016 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 100000222320 its reverse (23222000001), we get a palindrome (123222222321).

The spelling of 100000222320 in words is "one hundred billion, two hundred twenty-two thousand, three hundred twenty".