12000011099 has 6 divisors (see below), whose sum is σ = 12544435596. Its totient is φ = 11478270980.

The previous prime is 12000011087. The next prime is 12000011113. The reversal of 12000011099 is 99011000021.

12000011099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12000011099 - 2⁴ = 12000011083 is a prime.

It is a super-2 number, since 2×12000011099² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000011299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11341637 + ... + 11342694.

It is an arithmetic number, because the mean of its divisors is an integer number (2090739266).

Almost surely, 2^12000011099 is an apocalyptic number.

12000011099 is a deficient number, since it is larger than the sum of its proper divisors (544424497).

12000011099 is an equidigital number, since it uses as much as digits as its factorization.

12000011099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22684377 (or 22684354 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 23.

The spelling of 12000011099 in words is "twelve billion, eleven thousand, ninety-nine".