The story is noted for its complexity, with characters double-crossing one another and secrets being exposed throughout the narrative. The title is a euphemism for death; the final pages of the book refer to a rumination about "sleeping the big sleep".
In 1999, the book was voted 96th of Le Monde and 's "100 Books of the Century". In 2005, it was included in Time magazine and 's "List of the 100 Best Novels".