2101002100159 has 2 divisors, whose sum is σ = 2101002100160. Its totient is φ = 2101002100158.

The previous prime is 2101002100117. The next prime is 2101002100213. The reversal of 2101002100159 is 9510012001012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101002100159 - 2⁷ = 2101002100031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101002100759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050501050079 + 1050501050080.

It is an arithmetic number, because the mean of its divisors is an integer number (1050501050080).

Almost surely, 2^{2101002100159} is an apocalyptic number.

2101002100159 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101002100159 is an equidigital number, since it uses as much as digits as its factorization.

2101002100159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 22.

The spelling of 2101002100159 in words is "two trillion, one hundred one billion, two million, one hundred thousand, one hundred fifty-nine".