330131227 has 2 divisors, whose sum is σ = 330131228. Its totient is φ = 330131226.

The previous prime is 330131201. The next prime is 330131237. The reversal of 330131227 is 722131033.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 330131227 - 2¹⁵ = 330098459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 330131198 and 330131207.

It is not a weakly prime, because it can be changed into another prime (330131237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165065613 + 165065614.

It is an arithmetic number, because the mean of its divisors is an integer number (165065614).

Almost surely, 2^330131227 is an apocalyptic number.

330131227 is a deficient number, since it is larger than the sum of its proper divisors (1).

330131227 is an equidigital number, since it uses as much as digits as its factorization.

330131227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 330131227 is about 18169.5136698812. The cubic root of 330131227 is about 691.1339102670.

The spelling of 330131227 in words is "three hundred thirty million, one hundred thirty-one thousand, two hundred twenty-seven".