10010001000999 has 16 divisors (see below), whose sum is σ = 13351328266752. Its totient is φ = 6671004244608.

The previous prime is 10010001000973. The next prime is 10010001001009. The reversal of 10010001000999 is 99900010001001.

It is not a de Polignac number, because 10010001000999 - 2⁹ = 10010001000487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010001000919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124855444 + ... + 124935590.

It is an arithmetic number, because the mean of its divisors is an integer number (834458016672).

Almost surely, 2^{10010001000999} is an apocalyptic number.

10010001000999 is a deficient number, since it is larger than the sum of its proper divisors (3341327265753).

10010001000999 is an equidigital number, since it uses as much as digits as its factorization.

10010001000999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94166.

The product of its (nonzero) digits is 729, while the sum is 30.

The spelling of 10010001000999 in words is "ten trillion, ten billion, one million, nine hundred ninety-nine", and thus it is an aban number.