330261121 has 2 divisors, whose sum is σ = 330261122. Its totient is φ = 330261120.

The previous prime is 330261119. The next prime is 330261131. The reversal of 330261121 is 121162033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226954225 + 103306896 = 15065^2 + 10164^2 .

It is a cyclic number.

It is not a de Polignac number, because 330261121 - 2¹ = 330261119 is a prime.

Together with 330261119, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (330261101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165130560 + 165130561.

It is an arithmetic number, because the mean of its divisors is an integer number (165130561).

Almost surely, 2^330261121 is an apocalyptic number.

It is an amenable number.

330261121 is a deficient number, since it is larger than the sum of its proper divisors (1).

330261121 is an equidigital number, since it uses as much as digits as its factorization.

330261121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 330261121 is about 18173.0878223818. The cubic root of 330261121 is about 691.2245432933.

The spelling of 330261121 in words is "three hundred thirty million, two hundred sixty-one thousand, one hundred twenty-one".