330221069 has 2 divisors, whose sum is σ = 330221070. Its totient is φ = 330221068.

The previous prime is 330221029. The next prime is 330221081. The reversal of 330221069 is 960122033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 328153225 + 2067844 = 18115^2 + 1438^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330221069 is a prime.

It is a super-2 number, since 2×330221069² = 218091908823005522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330221029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165110534 + 165110535.

It is an arithmetic number, because the mean of its divisors is an integer number (165110535).

Almost surely, 2^330221069 is an apocalyptic number.

It is an amenable number.

330221069 is a deficient number, since it is larger than the sum of its proper divisors (1).

330221069 is an equidigital number, since it uses as much as digits as its factorization.

330221069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 330221069 is about 18171.9858298426. The cubic root of 330221069 is about 691.1965997027.

The spelling of 330221069 in words is "three hundred thirty million, two hundred twenty-one thousand, sixty-nine".