Stolas is given the title of a Great Prince of Hell, or sometimes simply Prince. Like all the other demons of the Goetia, Stolas commands a particular number of demonic legions, specifically 26.

His duties and skills are described consistently across the Goetia, Pseudomonarchia Daemonum, and the Dictionnaire Infernal, and describe Stolas as bearing superlative knowledge of astronomy, the value of precious stones, and the effectiveness of herbs or poisonous plants. He will impart that knowledge 