321240318227 has 2 divisors, whose sum is σ = 321240318228. Its totient is φ = 321240318226.

The previous prime is 321240318221. The next prime is 321240318239. The reversal of 321240318227 is 722813042123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321240318227 - 2¹⁶ = 321240252691 is a prime.

It is not a weakly prime, because it can be changed into another prime (321240318221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160620159113 + 160620159114.

It is an arithmetic number, because the mean of its divisors is an integer number (160620159114).

Almost surely, 2^321240318227 is an apocalyptic number.

321240318227 is a deficient number, since it is larger than the sum of its proper divisors (1).

321240318227 is an equidigital number, since it uses as much as digits as its factorization.

321240318227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 35.

The spelling of 321240318227 in words is "three hundred twenty-one billion, two hundred forty million, three hundred eighteen thousand, two hundred twenty-seven".