330313703312221 has 2 divisors, whose sum is σ = 330313703312222. Its totient is φ = 330313703312220.

The previous prime is 330313703312183. The next prime is 330313703312233. The reversal of 330313703312221 is 122213307313033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 329440142036196 + 873561276025 = 18150486^2 + 934645^2 .

It is a cyclic number.

It is not a de Polignac number, because 330313703312221 - 2²⁵ = 330313669757789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330313703312291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165156851656110 + 165156851656111.

It is an arithmetic number, because the mean of its divisors is an integer number (165156851656111).

Almost surely, 2^{330313703312221} is an apocalyptic number.

It is an amenable number.

330313703312221 is a deficient number, since it is larger than the sum of its proper divisors (1).

330313703312221 is an equidigital number, since it uses as much as digits as its factorization.

330313703312221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 34.

The spelling of 330313703312221 in words is "three hundred thirty trillion, three hundred thirteen billion, seven hundred three million, three hundred twelve thousand, two hundred twenty-one".