331320313327 has 2 divisors, whose sum is σ = 331320313328. Its totient is φ = 331320313326.

The previous prime is 331320313279. The next prime is 331320313393. The reversal of 331320313327 is 723313023133.

It is a weak prime.

It is an emirp because it is prime and its reverse (723313023133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 331320313327 - 2¹¹ = 331320311279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331320310327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165660156663 + 165660156664.

It is an arithmetic number, because the mean of its divisors is an integer number (165660156664).

Almost surely, 2^331320313327 is an apocalyptic number.

331320313327 is a deficient number, since it is larger than the sum of its proper divisors (1).

331320313327 is an equidigital number, since it uses as much as digits as its factorization.

331320313327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 31.

The spelling of 331320313327 in words is "three hundred thirty-one billion, three hundred twenty million, three hundred thirteen thousand, three hundred twenty-seven".