12012110112111 has 8 divisors (see below), whose sum is σ = 16016212241280. Its totient is φ = 8008040695512.

The previous prime is 12012110112077. The next prime is 12012110112133. The reversal of 12012110112111 is 11121101121021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12012110112111 - 2¹⁰ = 12012110111087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012110113111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7308115 + ... + 8799588.

It is an arithmetic number, because the mean of its divisors is an integer number (2002026530160).

Almost surely, 2^{12012110112111} is an apocalyptic number.

12012110112111 is a deficient number, since it is larger than the sum of its proper divisors (4004102129169).

12012110112111 is a wasteful number, since it uses less digits than its factorization.

12012110112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16356285.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 12012110112111 its reverse (11121101121021), we get a palindrome (23133211233132).

The spelling of 12012110112111 in words is "twelve trillion, twelve billion, one hundred ten million, one hundred twelve thousand, one hundred eleven".