10001000099999 has 4 divisors (see below), whose sum is σ = 10033576647864. Its totient is φ = 9968423552136.

The previous prime is 10001000099843. The next prime is 10001000100011. The reversal of 10001000099999 is 99999000010001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10001000099999 - 2¹² = 10001000095903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001000092999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16288273472 + ... + 16288274085.

It is an arithmetic number, because the mean of its divisors is an integer number (2508394161966).

Almost surely, 2^{10001000099999} is an apocalyptic number.

10001000099999 is a deficient number, since it is larger than the sum of its proper divisors (32576547865).

10001000099999 is an equidigital number, since it uses as much as digits as its factorization.

10001000099999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32576547864.

The product of its (nonzero) digits is 59049, while the sum is 47.

The spelling of 10001000099999 in words is "ten trillion, one billion, ninety-nine thousand, nine hundred ninety-nine".