103202311217 has 2 divisors, whose sum is σ = 103202311218. Its totient is φ = 103202311216.

The previous prime is 103202311169. The next prime is 103202311231. The reversal of 103202311217 is 712113202301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69912119281 + 33290191936 = 264409^2 + 182456^2 .

It is a cyclic number.

It is not a de Polignac number, because 103202311217 - 2⁸ = 103202310961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103202311192 and 103202311201.

It is not a weakly prime, because it can be changed into another prime (103202311237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51601155608 + 51601155609.

It is an arithmetic number, because the mean of its divisors is an integer number (51601155609).

Almost surely, 2^103202311217 is an apocalyptic number.

It is an amenable number.

103202311217 is a deficient number, since it is larger than the sum of its proper divisors (1).

103202311217 is an equidigital number, since it uses as much as digits as its factorization.

103202311217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 103202311217 its reverse (712113202301), we get a palindrome (815315513518).

The spelling of 103202311217 in words is "one hundred three billion, two hundred two million, three hundred eleven thousand, two hundred seventeen".