12212500517227 has 2 divisors, whose sum is σ = 12212500517228. Its totient is φ = 12212500517226.

The previous prime is 12212500517221. The next prime is 12212500517263. The reversal of 12212500517227 is 72271500521221.

12212500517227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12212500517227 - 2⁷ = 12212500517099 is a prime.

It is not a weakly prime, because it can be changed into another prime (12212500517221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106250258613 + 6106250258614.

It is an arithmetic number, because the mean of its divisors is an integer number (6106250258614).

Almost surely, 2^{12212500517227} is an apocalyptic number.

12212500517227 is a deficient number, since it is larger than the sum of its proper divisors (1).

12212500517227 is an equidigital number, since it uses as much as digits as its factorization.

12212500517227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39200, while the sum is 37.

The spelling of 12212500517227 in words is "twelve trillion, two hundred twelve billion, five hundred million, five hundred seventeen thousand, two hundred twenty-seven".