12110111101211 has 16 divisors (see below), whose sum is σ = 12474186377760. Its totient is φ = 11751310771200.

The previous prime is 12110111101199. The next prime is 12110111101223. The reversal of 12110111101211 is 11210111101121.

It is an interprime number because it is at equal distance from previous prime (12110111101199) and next prime (12110111101223).

It is a cyclic number.

It is not a de Polignac number, because 12110111101211 - 2³⁴ = 12092931232027 is a prime.

It is a super-3 number, since 3×12110111101211³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12110111101111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3755336 + ... + 6190538.

It is an arithmetic number, because the mean of its divisors is an integer number (779636648610).

Almost surely, 2^{12110111101211} is an apocalyptic number.

12110111101211 is a deficient number, since it is larger than the sum of its proper divisors (364075276549).

12110111101211 is a wasteful number, since it uses less digits than its factorization.

12110111101211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436286.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 12110111101211 its reverse (11210111101121), we get a palindrome (23320222202332).

The spelling of 12110111101211 in words is "twelve trillion, one hundred ten billion, one hundred eleven million, one hundred one thousand, two hundred eleven".