i want to return 20 digits as in response using Node.js

I am facing issue while return response more than 16 digits which is limitations of java script so please let me know the solution if any one have.

I using Node.js .In my code what i am doing i am fetching records from Database there is lot columns which contain more than 16 and max is 20 digits so in that case the return value is roudoff .

via Rajeev