20413660030117 has 2 divisors, whose sum is σ = 20413660030118. Its totient is φ = 20413660030116.

The previous prime is 20413660030081. The next prime is 20413660030121. The reversal of 20413660030117 is 71103006631402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17972859992481 + 2440800037636 = 4239441^2 + 1562306^2 .

It is a cyclic number.

It is not a de Polignac number, because 20413660030117 - 2¹⁵ = 20413659997349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20413660030817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10206830015058 + 10206830015059.

It is an arithmetic number, because the mean of its divisors is an integer number (10206830015059).

Almost surely, 2^{20413660030117} is an apocalyptic number.

It is an amenable number.

20413660030117 is a deficient number, since it is larger than the sum of its proper divisors (1).

20413660030117 is an equidigital number, since it uses as much as digits as its factorization.

20413660030117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

Adding to 20413660030117 its reverse (71103006631402), we get a palindrome (91516666661519).

The spelling of 20413660030117 in words is "twenty trillion, four hundred thirteen billion, six hundred sixty million, thirty thousand, one hundred seventeen".