330031230121 has 2 divisors, whose sum is σ = 330031230122. Its totient is φ = 330031230120.

The previous prime is 330031230083. The next prime is 330031230157. The reversal of 330031230121 is 121032130033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 328810496400 + 1220733721 = 573420^2 + 34939^2 .

It is a cyclic number.

It is not a de Polignac number, because 330031230121 - 2²⁹ = 329494359209 is a prime.

It is a super-2 number, since 2×330031230121² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (330031230161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165015615060 + 165015615061.

It is an arithmetic number, because the mean of its divisors is an integer number (165015615061).

Almost surely, 2^330031230121 is an apocalyptic number.

It is an amenable number.

330031230121 is a deficient number, since it is larger than the sum of its proper divisors (1).

330031230121 is an equidigital number, since it uses as much as digits as its factorization.

330031230121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 330031230121 its reverse (121032130033), we get a palindrome (451063360154).

The spelling of 330031230121 in words is "three hundred thirty billion, thirty-one million, two hundred thirty thousand, one hundred twenty-one".