12111122119 has 2 divisors, whose sum is σ = 12111122120. Its totient is φ = 12111122118.

The previous prime is 12111122117. The next prime is 12111122123. The reversal of 12111122119 is 91122111121.

It is a happy number.

12111122119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12111122119 - 2¹ = 12111122117 is a prime.

It is a super-2 number, since 2×12111122119² (a number of 21 digits) contains 22 as substring.

Together with 12111122117, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12111122119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12111122117) 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 as a sum of consecutive naturals, namely, 6055561059 + 6055561060.

It is an arithmetic number, because the mean of its divisors is an integer number (6055561060).

Almost surely, 2^12111122119 is an apocalyptic number.

12111122119 is a deficient number, since it is larger than the sum of its proper divisors (1).

12111122119 is an equidigital number, since it uses as much as digits as its factorization.

12111122119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72, while the sum is 22.

The spelling of 12111122119 in words is "twelve billion, one hundred eleven million, one hundred twenty-two thousand, one hundred nineteen".