2101002100199 has 4 divisors (see below), whose sum is σ = 2101011493464. Its totient is φ = 2100992706936.

The previous prime is 2101002100159. The next prime is 2101002100213. The reversal of 2101002100199 is 9910012001012.

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 2101002100199 - 2¹² = 2101002096103 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 (2101002100159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4352732 + ... + 4811265.

It is an arithmetic number, because the mean of its divisors is an integer number (525252873366).

Almost surely, 2^{2101002100199} is an apocalyptic number.

2101002100199 is a deficient number, since it is larger than the sum of its proper divisors (9393265).

2101002100199 is an equidigital number, since it uses as much as digits as its factorization.

2101002100199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9393264.

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 2101002100199 in words is "two trillion, one hundred one billion, two million, one hundred thousand, one hundred ninety-nine".