100111202001999 has 6 divisors (see below), whose sum is σ = 144605069558456. Its totient is φ = 66740801334660.

The previous prime is 100111202001997. The next prime is 100111202002033. The reversal of 100111202001999 is 999100202111001.

It is not a de Polignac number, because 100111202001999 - 2¹ = 100111202001997 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 (100111202001991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5561733444547 + ... + 5561733444564.

Almost surely, 2^{100111202001999} is an apocalyptic number.

100111202001999 is a deficient number, since it is larger than the sum of its proper divisors (44493867556457).

100111202001999 is a wasteful number, since it uses less digits than its factorization.

100111202001999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11123466889117 (or 11123466889114 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 36.

The spelling of 100111202001999 in words is "one hundred trillion, one hundred eleven billion, two hundred two million, one thousand, nine hundred ninety-nine".