20132320332317 has 2 divisors, whose sum is σ = 20132320332318. Its totient is φ = 20132320332316.

The previous prime is 20132320332209. The next prime is 20132320332353. The reversal of 20132320332317 is 71323302323102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18254820224356 + 1877500107961 = 4272566^2 + 1370219^2 .

It is a cyclic number.

It is not a de Polignac number, because 20132320332317 - 2¹⁶ = 20132320266781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20132320332367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066160166158 + 10066160166159.

It is an arithmetic number, because the mean of its divisors is an integer number (10066160166159).

Almost surely, 2^{20132320332317} is an apocalyptic number.

It is an amenable number.

20132320332317 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132320332317 is an equidigital number, since it uses as much as digits as its factorization.

20132320332317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 32.

Adding to 20132320332317 its reverse (71323302323102), we get a palindrome (91455622655419).

The spelling of 20132320332317 in words is "twenty trillion, one hundred thirty-two billion, three hundred twenty million, three hundred thirty-two thousand, three hundred seventeen".