330121919 has 2 divisors, whose sum is σ = 330121920. Its totient is φ = 330121918.

The previous prime is 330121907. The next prime is 330121927. The reversal of 330121919 is 919121033.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330121919 is a prime.

It is a super-2 number, since 2×330121919² = 217960962808485122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 330121891 and 330121900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330121969) 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, 165060959 + 165060960.

It is an arithmetic number, because the mean of its divisors is an integer number (165060960).

Almost surely, 2^330121919 is an apocalyptic number.

330121919 is a deficient number, since it is larger than the sum of its proper divisors (1).

330121919 is an equidigital number, since it uses as much as digits as its factorization.

330121919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 330121919 is about 18169.2575247312. The cubic root of 330121919 is about 691.1274147340.

The spelling of 330121919 in words is "three hundred thirty million, one hundred twenty-one thousand, nine hundred nineteen".