10200001001987 has 2 divisors, whose sum is σ = 10200001001988. Its totient is φ = 10200001001986.

The previous prime is 10200001001933. The next prime is 10200001002001. The reversal of 10200001001987 is 78910010000201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10200001001987 - 2³⁶ = 10131281525251 is a prime.

It is not a weakly prime, because it can be changed into another prime (10200001001087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100000500993 + 5100000500994.

It is an arithmetic number, because the mean of its divisors is an integer number (5100000500994).

Almost surely, 2^{10200001001987} is an apocalyptic number.

10200001001987 is a deficient number, since it is larger than the sum of its proper divisors (1).

10200001001987 is an equidigital number, since it uses as much as digits as its factorization.

10200001001987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 29.

The spelling of 10200001001987 in words is "ten trillion, two hundred billion, one million, one thousand, nine hundred eighty-seven".