103202012317 has 2 divisors, whose sum is σ = 103202012318. Its totient is φ = 103202012316.

The previous prime is 103202012297. The next prime is 103202012341. The reversal of 103202012317 is 713210202301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72672837241 + 30529175076 = 269579^2 + 174726^2 .

It is a cyclic number.

It is not a de Polignac number, because 103202012317 - 2⁷ = 103202012189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103202019317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51601006158 + 51601006159.

It is an arithmetic number, because the mean of its divisors is an integer number (51601006159).

Almost surely, 2^103202012317 is an apocalyptic number.

It is an amenable number.

103202012317 is a deficient number, since it is larger than the sum of its proper divisors (1).

103202012317 is an equidigital number, since it uses as much as digits as its factorization.

103202012317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 103202012317 its reverse (713210202301), we get a palindrome (816412214618).

The spelling of 103202012317 in words is "one hundred three billion, two hundred two million, twelve thousand, three hundred seventeen".