102020003717 has 2 divisors, whose sum is σ = 102020003718. Its totient is φ = 102020003716.

The previous prime is 102020003653. The next prime is 102020003759. The reversal of 102020003717 is 717300020201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71660077636 + 30359926081 = 267694^2 + 174241^2 .

It is a cyclic number.

It is not a de Polignac number, because 102020003717 - 2⁶ = 102020003653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102020003692 and 102020003701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102020002717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51010001858 + 51010001859.

It is an arithmetic number, because the mean of its divisors is an integer number (51010001859).

Almost surely, 2^102020003717 is an apocalyptic number.

It is an amenable number.

102020003717 is a deficient number, since it is larger than the sum of its proper divisors (1).

102020003717 is an equidigital number, since it uses as much as digits as its factorization.

102020003717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 23.

Adding to 102020003717 its reverse (717300020201), we get a palindrome (819320023918).

The spelling of 102020003717 in words is "one hundred two billion, twenty million, three thousand, seven hundred seventeen".