1012010009987 has 2 divisors, whose sum is σ = 1012010009988. Its totient is φ = 1012010009986.

The previous prime is 1012010009981. The next prime is 1012010010017. The reversal of 1012010009987 is 7899000102101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012010009987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012010009987.

It is not a weakly prime, because it can be changed into another prime (1012010009981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506005004993 + 506005004994.

It is an arithmetic number, because the mean of its divisors is an integer number (506005004994).

Almost surely, 2^{1012010009987} is an apocalyptic number.

1012010009987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012010009987 is an equidigital number, since it uses as much as digits as its factorization.

1012010009987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 38.

The spelling of 1012010009987 in words is "one trillion, twelve billion, ten million, nine thousand, nine hundred eighty-seven".