100200122189 has 2 divisors, whose sum is σ = 100200122190. Its totient is φ = 100200122188.

The previous prime is 100200122159. The next prime is 100200122213. The reversal of 100200122189 is 981221002001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62829432964 + 37370689225 = 250658^2 + 193315^2 .

It is a cyclic number.

It is not a de Polignac number, because 100200122189 - 2²⁰ = 100199073613 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100200122129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50100061094 + 50100061095.

It is an arithmetic number, because the mean of its divisors is an integer number (50100061095).

Almost surely, 2^100200122189 is an apocalyptic number.

It is an amenable number.

100200122189 is a deficient number, since it is larger than the sum of its proper divisors (1).

100200122189 is an equidigital number, since it uses as much as digits as its factorization.

100200122189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 100200122189 in words is "one hundred billion, two hundred million, one hundred twenty-two thousand, one hundred eighty-nine".