331221230222227 has 2 divisors, whose sum is σ = 331221230222228. Its totient is φ = 331221230222226.

The previous prime is 331221230222213. The next prime is 331221230222249. The reversal of 331221230222227 is 722222032122133.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 331221230222227 - 2²⁷ = 331221096004499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 331221230222192 and 331221230222201.

It is not a weakly prime, because it can be changed into another prime (331221230222327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165610615111113 + 165610615111114.

It is an arithmetic number, because the mean of its divisors is an integer number (165610615111114).

Almost surely, 2^{331221230222227} is an apocalyptic number.

331221230222227 is a deficient number, since it is larger than the sum of its proper divisors (1).

331221230222227 is an equidigital number, since it uses as much as digits as its factorization.

331221230222227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 331221230222227 in words is "three hundred thirty-one trillion, two hundred twenty-one billion, two hundred thirty million, two hundred twenty-two thousand, two hundred twenty-seven".