2002000099987 has 2 divisors, whose sum is σ = 2002000099988. Its totient is φ = 2002000099986.

The previous prime is 2002000099921. The next prime is 2002000099993. The reversal of 2002000099987 is 7899900002002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2002000099987 - 2¹⁵ = 2002000067219 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002000699987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001000049993 + 1001000049994.

It is an arithmetic number, because the mean of its divisors is an integer number (1001000049994).

Almost surely, 2^{2002000099987} is an apocalyptic number.

2002000099987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002000099987 is an equidigital number, since it uses as much as digits as its factorization.

2002000099987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 46.

The spelling of 2002000099987 in words is "two trillion, two billion, ninety-nine thousand, nine hundred eighty-seven".