11000109999 has 4 divisors (see below), whose sum is σ = 14666813336. Its totient is φ = 7333406664.

The previous prime is 11000109977. The next prime is 11000110003. The reversal of 11000109999 is 99990100011.

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

It is not a de Polignac number, because 11000109999 - 2⁷ = 11000109871 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 (11000109959) 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, 1833351664 + ... + 1833351669.

It is an arithmetic number, because the mean of its divisors is an integer number (3666703334).

Almost surely, 2^11000109999 is an apocalyptic number.

11000109999 is a deficient number, since it is larger than the sum of its proper divisors (3666703337).

11000109999 is an equidigital number, since it uses as much as digits as its factorization.

11000109999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666703336.

The product of its (nonzero) digits is 6561, while the sum is 39.

The spelling of 11000109999 in words is "eleven billion, one hundred nine thousand, nine hundred ninety-nine".