12012220203227 has 2 divisors, whose sum is σ = 12012220203228. Its totient is φ = 12012220203226.

The previous prime is 12012220203097. The next prime is 12012220203229. The reversal of 12012220203227 is 72230202221021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12012220203227 - 2²⁰ = 12012219154651 is a prime.

Together with 12012220203229, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 12012220203196 and 12012220203205.

It is not a weakly prime, because it can be changed into another prime (12012220203229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006110101613 + 6006110101614.

It is an arithmetic number, because the mean of its divisors is an integer number (6006110101614).

Almost surely, 2^{12012220203227} is an apocalyptic number.

12012220203227 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012220203227 is an equidigital number, since it uses as much as digits as its factorization.

12012220203227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 12012220203227 its reverse (72230202221021), we get a palindrome (84242422424248).

The spelling of 12012220203227 in words is "twelve trillion, twelve billion, two hundred twenty million, two hundred three thousand, two hundred twenty-seven".