331220212113227 has 2 divisors, whose sum is σ = 331220212113228. Its totient is φ = 331220212113226.

The previous prime is 331220212113191. The next prime is 331220212113239. The reversal of 331220212113227 is 722311212022133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 331220212113227 - 2⁶ = 331220212113163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 331220212113193 and 331220212113202.

It is not a weakly prime, because it can be changed into another prime (331220212119227) 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, 165610106056613 + 165610106056614.

It is an arithmetic number, because the mean of its divisors is an integer number (165610106056614).

Almost surely, 2^{331220212113227} is an apocalyptic number.

331220212113227 is a deficient number, since it is larger than the sum of its proper divisors (1).

331220212113227 is an equidigital number, since it uses as much as digits as its factorization.

331220212113227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 331220212113227 in words is "three hundred thirty-one trillion, two hundred twenty billion, two hundred twelve million, one hundred thirteen thousand, two hundred twenty-seven".