320214801217 has 2 divisors, whose sum is σ = 320214801218. Its totient is φ = 320214801216.

The previous prime is 320214801143. The next prime is 320214801241. The reversal of 320214801217 is 712108412023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201389127696 + 118825673521 = 448764^2 + 344711^2 .

It is a cyclic number.

It is not a de Polignac number, because 320214801217 - 2⁷ = 320214801089 is a prime.

It is not a weakly prime, because it can be changed into another prime (320214808217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160107400608 + 160107400609.

It is an arithmetic number, because the mean of its divisors is an integer number (160107400609).

Almost surely, 2^320214801217 is an apocalyptic number.

It is an amenable number.

320214801217 is a deficient number, since it is larger than the sum of its proper divisors (1).

320214801217 is an equidigital number, since it uses as much as digits as its factorization.

320214801217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 31.

The spelling of 320214801217 in words is "three hundred twenty billion, two hundred fourteen million, eight hundred one thousand, two hundred seventeen".