12011100120099 has 6 divisors (see below), whose sum is σ = 17349366840156. Its totient is φ = 8007400080060.

The previous prime is 12011100120091. The next prime is 12011100120101. The reversal of 12011100120099 is 99002100111021.

It is not a de Polignac number, because 12011100120099 - 2³ = 12011100120091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12011100120091) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 667283339997 + ... + 667283340014.

It is an arithmetic number, because the mean of its divisors is an integer number (2891561140026).

Almost surely, 2^{12011100120099} is an apocalyptic number.

12011100120099 is a deficient number, since it is larger than the sum of its proper divisors (5338266720057).

12011100120099 is a wasteful number, since it uses less digits than its factorization.

12011100120099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334566680017 (or 1334566680014 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 27.

The spelling of 12011100120099 in words is "twelve trillion, eleven billion, one hundred million, one hundred twenty thousand, ninety-nine".