20032410217 has 2 divisors, whose sum is σ = 20032410218. Its totient is φ = 20032410216.

The previous prime is 20032410113. The next prime is 20032410247. The reversal of 20032410217 is 71201423002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19810281001 + 222129216 = 140749^2 + 14904^2 .

It is a cyclic number.

It is not a de Polignac number, because 20032410217 - 2⁷ = 20032410089 is a prime.

It is not a weakly prime, because it can be changed into another prime (20032410247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016205108 + 10016205109.

It is an arithmetic number, because the mean of its divisors is an integer number (10016205109).

Almost surely, 2^20032410217 is an apocalyptic number.

It is an amenable number.

20032410217 is a deficient number, since it is larger than the sum of its proper divisors (1).

20032410217 is an equidigital number, since it uses as much as digits as its factorization.

20032410217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

Adding to 20032410217 its reverse (71201423002), we get a palindrome (91233833219).

The spelling of 20032410217 in words is "twenty billion, thirty-two million, four hundred ten thousand, two hundred seventeen".