The movie is widely considered to be the greatest film ever made. TIME(I believe) ranked it first on their list of the best films ever made and it topped several lists on critics websites. It currently ranks second on IMDB's list of the greatest films ever made. It is considered to be a "perfect" masterpiece, with the best possible cast, acting and writing.
The film happens to be based on a novel, and the novel's author happens to be the screenwriter of the film.
According to online reviews, the best book that is based on a movie is ‘The Hunger Games’. It is one of the most popular books because it features the futuristic and medieval concept. The movie is among the top 100 movies of the year 2012.