1000010099987 has 2 divisors, whose sum is σ = 1000010099988. Its totient is φ = 1000010099986.

The previous prime is 1000010099981. The next prime is 1000010100007. The reversal of 1000010099987 is 7899900100001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000010099987 - 2⁸ = 1000010099731 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000010099981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500005049993 + 500005049994.

It is an arithmetic number, because the mean of its divisors is an integer number (500005049994).

Almost surely, 2^{1000010099987} is an apocalyptic number.

1000010099987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000010099987 is an equidigital number, since it uses as much as digits as its factorization.

1000010099987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 44.

Adding to 1000010099987 its reverse (7899900100001), we get a palindrome (8899910199988).

The spelling of 1000010099987 in words is "one trillion, ten million, ninety-nine thousand, nine hundred eighty-seven".