330322213 has 4 divisors (see below), whose sum is σ = 355731628. Its totient is φ = 304912800.

The previous prime is 330322193. The next prime is 330322219. The reversal of 330322213 is 312223033.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75377124 + 254945089 = 8682^2 + 15967^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330322213 is a prime.

It is a super-2 number, since 2×330322213² = 218225528802434738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330322219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12704688 + ... + 12704713.

It is an arithmetic number, because the mean of its divisors is an integer number (88932907).

Almost surely, 2^330322213 is an apocalyptic number.

It is an amenable number.

330322213 is a deficient number, since it is larger than the sum of its proper divisors (25409415).

330322213 is a wasteful number, since it uses less digits than its factorization.

330322213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25409414.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 330322213 is about 18174.7685817454. The cubic root of 330322213 is about 691.2671617786.

Adding to 330322213 its reverse (312223033), we get a palindrome (642545246).

It can be divided in two parts, 33032 and 2213, that added together give a triangular number (35245 = T₂₆₅).

The spelling of 330322213 in words is "three hundred thirty million, three hundred twenty-two thousand, two hundred thirteen".