100000222101 has 24 divisors (see below), whose sum is σ = 155569159200. Its totient is φ = 61533353376.

The previous prime is 100000222093. The next prime is 100000222103. The reversal of 100000222101 is 101222000001.

It is not a de Polignac number, because 100000222101 - 2³ = 100000222093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000222103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1690710 + ... + 1748856.

It is an arithmetic number, because the mean of its divisors is an integer number (6482048300).

Almost surely, 2^100000222101 is an apocalyptic number.

It is an amenable number.

100000222101 is a deficient number, since it is larger than the sum of its proper divisors (55568937099).

100000222101 is a wasteful number, since it uses less digits than its factorization.

100000222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72865 (or 72862 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 100000222101 its reverse (101222000001), we get a palindrome (201222222102).

The spelling of 100000222101 in words is "one hundred billion, two hundred twenty-two thousand, one hundred one".