100221200179 has 2 divisors, whose sum is σ = 100221200180. Its totient is φ = 100221200178.

The previous prime is 100221200161. The next prime is 100221200227. The reversal of 100221200179 is 971002122001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100221200179 - 2¹⁷ = 100221069107 is a prime.

It is not a weakly prime, because it can be changed into another prime (100221200119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110600089 + 50110600090.

It is an arithmetic number, because the mean of its divisors is an integer number (50110600090).

Almost surely, 2^100221200179 is an apocalyptic number.

100221200179 is a deficient number, since it is larger than the sum of its proper divisors (1).

100221200179 is an equidigital number, since it uses as much as digits as its factorization.

100221200179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

The spelling of 100221200179 in words is "one hundred billion, two hundred twenty-one million, two hundred thousand, one hundred seventy-nine".