12000222099991 has 2 divisors, whose sum is σ = 12000222099992. Its totient is φ = 12000222099990.

The previous prime is 12000222099947. The next prime is 12000222100129. The reversal of 12000222099991 is 19999022200021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12000222099991 is a prime.

It is a super-2 number, since 2×12000222099991² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12000222099911) 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, 6000111049995 + 6000111049996.

It is an arithmetic number, because the mean of its divisors is an integer number (6000111049996).

Almost surely, 2^{12000222099991} is an apocalyptic number.

12000222099991 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000222099991 is an equidigital number, since it uses as much as digits as its factorization.

12000222099991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 46.

The spelling of 12000222099991 in words is "twelve trillion, two hundred twenty-two million, ninety-nine thousand, nine hundred ninety-one".