100001100109999 has 4 divisors (see below), whose sum is σ = 109092109210920. Its totient is φ = 90910091009080.

The previous prime is 100001100109991. The next prime is 100001100110057. The reversal of 100001100109999 is 999901001100001.

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 100001100109999 - 2³ = 100001100109991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001100109991) 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, 4545504550444 + ... + 4545504550465.

It is an arithmetic number, because the mean of its divisors is an integer number (27273027302730).

Almost surely, 2^{100001100109999} is an apocalyptic number.

100001100109999 is a deficient number, since it is larger than the sum of its proper divisors (9091009100921).

100001100109999 is an equidigital number, since it uses as much as digits as its factorization.

100001100109999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9091009100920.

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

The spelling of 100001100109999 in words is "one hundred trillion, one billion, one hundred million, one hundred nine thousand, nine hundred ninety-nine".