100222000100 has 18 divisors (see below), whose sum is σ = 217481740434. Its totient is φ = 40088800000.

The previous prime is 100222000097. The next prime is 100222000117. The reversal of 100222000100 is 1000222001.

It can be written as a sum of positive squares in 3 ways, for example, as 10399512484 + 89822487616 = 101978^2 + 299704^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 501109901 + ... + 501110100.

It is an arithmetic number, because the mean of its divisors is an integer number (12082318913).

Almost surely, 2^100222000100 is an apocalyptic number.

100222000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100222000100 is an abundant number, since it is smaller than the sum of its proper divisors (117259740334).

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

100222000100 is a wasteful number, since it uses less digits than its factorization.

100222000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002220015 (or 1002220008 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 100222000100 its reverse (1000222001), we get a palindrome (101222222101).

The spelling of 100222000100 in words is "one hundred billion, two hundred twenty-two million, one hundred", and thus it is an aban number.