330221011 has 4 divisors (see below), whose sum is σ = 338275224. Its totient is φ = 322166800.

The previous prime is 330220997. The next prime is 330221029. The reversal of 330221011 is 110122033.

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

It is a cyclic number.

It is not a de Polignac number, because 330221011 - 2¹¹ = 330218963 is a prime.

It is a super-2 number, since 2×330221011² = 218091832211724242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 330220982 and 330221000.

It is not an unprimeable number, because it can be changed into a prime (330221081) 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 in 3 ways as a sum of consecutive naturals, for example, 4027045 + ... + 4027126.

It is an arithmetic number, because the mean of its divisors is an integer number (84568806).

Almost surely, 2^330221011 is an apocalyptic number.

330221011 is a deficient number, since it is larger than the sum of its proper divisors (8054213).

330221011 is an equidigital number, since it uses as much as digits as its factorization.

330221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8054212.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 330221011 is about 18171.9842339795. The cubic root of 330221011 is about 691.1965592355.

Adding to 330221011 its reverse (110122033), we get a palindrome (440343044).

The spelling of 330221011 in words is "three hundred thirty million, two hundred twenty-one thousand, eleven".