12100220219 has 2 divisors, whose sum is σ = 12100220220. Its totient is φ = 12100220218.

The previous prime is 12100220207. The next prime is 12100220221. The reversal of 12100220219 is 91202200121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12100220219 is a prime.

It is a super-2 number, since 2×12100220219² (a number of 21 digits) contains 22 as substring.

Together with 12100220221, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12100220219.

It is not a weakly prime, because it can be changed into another prime (12100220239) 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, 6050110109 + 6050110110.

It is an arithmetic number, because the mean of its divisors is an integer number (6050110110).

Almost surely, 2^12100220219 is an apocalyptic number.

12100220219 is a deficient number, since it is larger than the sum of its proper divisors (1).

12100220219 is an equidigital number, since it uses as much as digits as its factorization.

12100220219 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 12100220219 in words is "twelve billion, one hundred million, two hundred twenty thousand, two hundred nineteen".