330011081 has 2 divisors, whose sum is σ = 330011082. Its totient is φ = 330011080.

The previous prime is 330011041. The next prime is 330011093. The reversal of 330011081 is 180110033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319873225 + 10137856 = 17885^2 + 3184^2 .

It is a cyclic number.

It is not a de Polignac number, because 330011081 - 2²⁶ = 262902217 is a prime.

It is a super-3 number, since 3×330011081³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (330011041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165005540 + 165005541.

It is an arithmetic number, because the mean of its divisors is an integer number (165005541).

Almost surely, 2^330011081 is an apocalyptic number.

It is an amenable number.

330011081 is a deficient number, since it is larger than the sum of its proper divisors (1).

330011081 is an equidigital number, since it uses as much as digits as its factorization.

330011081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 330011081 is about 18166.2071165117. The cubic root of 330011081 is about 691.0500577024.

The spelling of 330011081 in words is "three hundred thirty million, eleven thousand, eighty-one".