2110001899987 has 2 divisors, whose sum is σ = 2110001899988. Its totient is φ = 2110001899986.

The previous prime is 2110001899933. The next prime is 2110001900117. The reversal of 2110001899987 is 7899981000112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2110001899987 - 2³⁹ = 1560246086099 is a prime.

It is not a weakly prime, because it can be changed into another prime (2110005899987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055000949993 + 1055000949994.

It is an arithmetic number, because the mean of its divisors is an integer number (1055000949994).

Almost surely, 2^{2110001899987} is an apocalyptic number.

2110001899987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110001899987 is an equidigital number, since it uses as much as digits as its factorization.

2110001899987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 55.

The spelling of 2110001899987 in words is "two trillion, one hundred ten billion, one million, eight hundred ninety-nine thousand, nine hundred eighty-seven".