330303121 has 4 divisors (see below), whose sum is σ = 332281152. Its totient is φ = 328325092.

The previous prime is 330303091. The next prime is 330303133. The reversal of 330303121 is 121303033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 330303121 - 2¹⁹ = 329778833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 330303095 and 330303104.

It is not an unprimeable number, because it can be changed into a prime (330303221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 988765 + ... + 989098.

It is an arithmetic number, because the mean of its divisors is an integer number (83070288).

Almost surely, 2^330303121 is an apocalyptic number.

It is an amenable number.

330303121 is a deficient number, since it is larger than the sum of its proper divisors (1978031).

330303121 is a wasteful number, since it uses less digits than its factorization.

330303121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978030.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 330303121 is about 18174.2433405080. The cubic root of 330303121 is about 691.2538435433.

Adding to 330303121 its reverse (121303033), we get a palindrome (451606154).

The spelling of 330303121 in words is "three hundred thirty million, three hundred three thousand, one hundred twenty-one".