10011010009999 has 2 divisors, whose sum is σ = 10011010010000. Its totient is φ = 10011010009998.

The previous prime is 10011010009991. The next prime is 10011010010021. The reversal of 10011010009999 is 99990001011001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10011010009999 - 2³ = 10011010009991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011010009991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005505004999 + 5005505005000.

It is an arithmetic number, because the mean of its divisors is an integer number (5005505005000).

Almost surely, 2^{10011010009999} is an apocalyptic number.

10011010009999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011010009999 is an equidigital number, since it uses as much as digits as its factorization.

10011010009999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6561, while the sum is 40.

The spelling of 10011010009999 in words is "ten trillion, eleven billion, ten million, nine thousand, nine hundred ninety-nine".