331100227 has 2 divisors, whose sum is σ = 331100228. Its totient is φ = 331100226.

The previous prime is 331100173. The next prime is 331100257. The reversal of 331100227 is 722001133.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331100227 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (331100257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165550113 + 165550114.

It is an arithmetic number, because the mean of its divisors is an integer number (165550114).

Almost surely, 2^331100227 is an apocalyptic number.

331100227 is a deficient number, since it is larger than the sum of its proper divisors (1).

331100227 is an equidigital number, since it uses as much as digits as its factorization.

331100227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 331100227 is about 18196.1596772506. The cubic root of 331100227 is about 691.8094543421.

The spelling of 331100227 in words is "three hundred thirty-one million, one hundred thousand, two hundred twenty-seven".