12000122219 has 2 divisors, whose sum is σ = 12000122220. Its totient is φ = 12000122218.

The previous prime is 12000122171. The next prime is 12000122243. The reversal of 12000122219 is 91222100021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12000122219 - 2²⁰ = 11999073643 is a prime.

It is a super-2 number, since 2×12000122219² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12000122219.

It is not a weakly prime, because it can be changed into another prime (12000124219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000061109 + 6000061110.

It is an arithmetic number, because the mean of its divisors is an integer number (6000061110).

Almost surely, 2^12000122219 is an apocalyptic number.

12000122219 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000122219 is an equidigital number, since it uses as much as digits as its factorization.

12000122219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 12000122219 in words is "twelve billion, one hundred twenty-two thousand, two hundred nineteen".