330230330120021 has 2 divisors, whose sum is σ = 330230330120022. Its totient is φ = 330230330120020.

The previous prime is 330230330119997. The next prime is 330230330120087. The reversal of 330230330120021 is 120021033032033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 276420916579921 + 53809413540100 = 16625911^2 + 7335490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330230330120021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330230330120521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165115165060010 + 165115165060011.

It is an arithmetic number, because the mean of its divisors is an integer number (165115165060011).

Almost surely, 2^{330230330120021} is an apocalyptic number.

It is an amenable number.

330230330120021 is a deficient number, since it is larger than the sum of its proper divisors (1).

330230330120021 is an equidigital number, since it uses as much as digits as its factorization.

330230330120021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 330230330120021 its reverse (120021033032033), we get a palindrome (450251363152054).

The spelling of 330230330120021 in words is "three hundred thirty trillion, two hundred thirty billion, three hundred thirty million, one hundred twenty thousand, twenty-one".