100000221199 has 4 divisors (see below), whose sum is σ = 101123819280. Its totient is φ = 98876623120.

The previous prime is 100000221193. The next prime is 100000221221. The reversal of 100000221199 is 991122000001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100000221199 - 2¹⁹ = 99999696911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000221193) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 561798907 + ... + 561799084.

It is an arithmetic number, because the mean of its divisors is an integer number (25280954820).

Almost surely, 2^100000221199 is an apocalyptic number.

100000221199 is a deficient number, since it is larger than the sum of its proper divisors (1123598081).

100000221199 is an equidigital number, since it uses as much as digits as its factorization.

100000221199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123598080.

The product of its (nonzero) digits is 324, while the sum is 25.

It can be divided in two parts, 1000002 and 21199, that added together give a palindrome (1021201).

The spelling of 100000221199 in words is "one hundred billion, two hundred twenty-one thousand, one hundred ninety-nine".