100001000000099 has 32 divisors (see below), whose sum is σ = 118800142560000. Its totient is φ = 83150753212800.

The previous prime is 100001000000071. The next prime is 100001000000119. The reversal of 100001000000099 is 990000000100001.

It is a cyclic number.

It is not a de Polignac number, because 100001000000099 - 2²⁰ = 100000998951523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100001000000099.

It is not an unprimeable number, because it can be changed into a prime (100001000000059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109546544 + ... + 110455634.

It is an arithmetic number, because the mean of its divisors is an integer number (3712504455000).

Almost surely, 2^{100001000000099} is an apocalyptic number.

100001000000099 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

100001000000099 is a deficient number, since it is larger than the sum of its proper divisors (18799142559901).

100001000000099 is a wasteful number, since it uses less digits than its factorization.

100001000000099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927299.

The product of its (nonzero) digits is 81, while the sum is 20.

The spelling of 100001000000099 in words is "one hundred trillion, one billion, ninety-nine", and thus it is an aban number.