This rudraksha is said to represent lord Brahma. It helps the wearer in his spiritual progress. If kept at home, this bead protects the house from any ill effects of sorcery, ghosts etc.
Since a Rudraksha of Twenty face is Brahma Roopam, Wearing it, the devil, nicked planets, ghost, spirit hunting around funeral places etc will not come near to the owner. The possessor is bestowed with continuous progress in his divine faith and spiritual knowledge. Diseases like snake bites is cured by wearing or holding the Rudraksha.