12011112212167 has 2 divisors, whose sum is σ = 12011112212168. Its totient is φ = 12011112212166.

The previous prime is 12011112212147. The next prime is 12011112212219. The reversal of 12011112212167 is 76121221111021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011112212167 - 2³⁵ = 11976752473799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011112212147) 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 as a sum of consecutive naturals, namely, 6005556106083 + 6005556106084.

It is an arithmetic number, because the mean of its divisors is an integer number (6005556106084).

Almost surely, 2^{12011112212167} is an apocalyptic number.

12011112212167 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011112212167 is an equidigital number, since it uses as much as digits as its factorization.

12011112212167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 28.

Adding to 12011112212167 its reverse (76121221111021), we get a palindrome (88132333323188).

The spelling of 12011112212167 in words is "twelve trillion, eleven billion, one hundred twelve million, two hundred twelve thousand, one hundred sixty-seven".