330020441 has 2 divisors, whose sum is σ = 330020442. Its totient is φ = 330020440.

The previous prime is 330020419. The next prime is 330020447. The reversal of 330020441 is 144020033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230918416 + 99102025 = 15196^2 + 9955^2 .

It is an emirp because it is prime and its reverse (144020033) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330020441 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (330020447) 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, 165010220 + 165010221.

It is an arithmetic number, because the mean of its divisors is an integer number (165010221).

Almost surely, 2^330020441 is an apocalyptic number.

It is an amenable number.

330020441 is a deficient number, since it is larger than the sum of its proper divisors (1).

330020441 is an equidigital number, since it uses as much as digits as its factorization.

330020441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 330020441 is about 18166.4647358808. The cubic root of 330020441 is about 691.0565909854.

Adding to 330020441 its reverse (144020033), we get a palindrome (474040474).

The spelling of 330020441 in words is "three hundred thirty million, twenty thousand, four hundred forty-one".