12212201219 has 2 divisors, whose sum is σ = 12212201220. Its totient is φ = 12212201218.

The previous prime is 12212201207. The next prime is 12212201231. The reversal of 12212201219 is 91210221221.

It is a balanced prime because it is at equal distance from previous prime (12212201207) and next prime (12212201231).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12212201219 is a prime.

It is a super-2 number, since 2×12212201219² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12212201194 and 12212201203.

It is not a weakly prime, because it can be changed into another prime (12212201249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106100609 + 6106100610.

It is an arithmetic number, because the mean of its divisors is an integer number (6106100610).

Almost surely, 2^12212201219 is an apocalyptic number.

12212201219 is a deficient number, since it is larger than the sum of its proper divisors (1).

12212201219 is an equidigital number, since it uses as much as digits as its factorization.

12212201219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 12212201219 in words is "twelve billion, two hundred twelve million, two hundred one thousand, two hundred nineteen".