20301430340017 has 2 divisors, whose sum is σ = 20301430340018. Its totient is φ = 20301430340016.

The previous prime is 20301430339979. The next prime is 20301430340041. The reversal of 20301430340017 is 71004303410302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16163688527281 + 4137741812736 = 4020409^2 + 2034144^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20301430340017 is a prime.

It is not a weakly prime, because it can be changed into another prime (20301430340077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150715170008 + 10150715170009.

It is an arithmetic number, because the mean of its divisors is an integer number (10150715170009).

Almost surely, 2^{20301430340017} is an apocalyptic number.

It is an amenable number.

20301430340017 is a deficient number, since it is larger than the sum of its proper divisors (1).

20301430340017 is an equidigital number, since it uses as much as digits as its factorization.

20301430340017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 20301430340017 its reverse (71004303410302), we get a palindrome (91305733750319).

The spelling of 20301430340017 in words is "twenty trillion, three hundred one billion, four hundred thirty million, three hundred forty thousand, seventeen".