330303213 has 12 divisors (see below), whose sum is σ = 477590620. Its totient is φ = 219977856.

The previous prime is 330303209. The next prime is 330303221. The reversal of 330303213 is 312303033.

It can be written as a sum of positive squares in 2 ways, for example, as 161874729 + 168428484 = 12723^2 + 12978^2 .

It is not a de Polignac number, because 330303213 - 2² = 330303209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330303223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9106 + ... + 27267.

Almost surely, 2^330303213 is an apocalyptic number.

It is an amenable number.

330303213 is a deficient number, since it is larger than the sum of its proper divisors (147287407).

330303213 is a wasteful number, since it uses less digits than its factorization.

330303213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37388 (or 37385 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 18.

The square root of 330303213 is about 18174.2458715623. The cubic root of 330303213 is about 691.2539077221.

Adding to 330303213 its reverse (312303033), we get a palindrome (642606246).

The spelling of 330303213 in words is "three hundred thirty million, three hundred three thousand, two hundred thirteen".