102031211100317 has 2 divisors, whose sum is σ = 102031211100318. Its totient is φ = 102031211100316.

The previous prime is 102031211100233. The next prime is 102031211100341. The reversal of 102031211100317 is 713001112130201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79900339812601 + 22130871287716 = 8938699^2 + 4704346^2 .

It is a cyclic number.

It is not a de Polignac number, because 102031211100317 - 2⁸ = 102031211100061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102031211100292 and 102031211100301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102031211100347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51015605550158 + 51015605550159.

It is an arithmetic number, because the mean of its divisors is an integer number (51015605550159).

Almost surely, 2^{102031211100317} is an apocalyptic number.

It is an amenable number.

102031211100317 is a deficient number, since it is larger than the sum of its proper divisors (1).

102031211100317 is an equidigital number, since it uses as much as digits as its factorization.

102031211100317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 23.

Adding to 102031211100317 its reverse (713001112130201), we get a palindrome (815032323230518).

The spelling of 102031211100317 in words is "one hundred two trillion, thirty-one billion, two hundred eleven million, one hundred thousand, three hundred seventeen".