12111222022219 has 2 divisors, whose sum is σ = 12111222022220. Its totient is φ = 12111222022218.

The previous prime is 12111222022217. The next prime is 12111222022241. The reversal of 12111222022219 is 91222022211121.

It is a weak prime.

It is an emirp because it is prime and its reverse (91222022211121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12111222022219 - 2¹ = 12111222022217 is a prime.

It is a super-2 number, since 2×12111222022219² (a number of 27 digits) contains 22 as substring.

Together with 12111222022217, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12111222022217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055611011109 + 6055611011110.

It is an arithmetic number, because the mean of its divisors is an integer number (6055611011110).

Almost surely, 2^{12111222022219} is an apocalyptic number.

12111222022219 is a deficient number, since it is larger than the sum of its proper divisors (1).

12111222022219 is an equidigital number, since it uses as much as digits as its factorization.

12111222022219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 12111222022219 in words is "twelve trillion, one hundred eleven billion, two hundred twenty-two million, twenty-two thousand, two hundred nineteen".