Is the name of Allaah written on the right hand?

All perfect praise be to Allaah, The Lord of the Worlds. I testify that there is none worthy of worship except Allaah, and that Muhammad is His slave and Messenger.

What you have mentioned does not generally appear on human hands, nevertheless it may be written on the hands of some people. However, Allaah The Almighty has nonetheless established sufficient miracles to specify His Monotheism.

Allaah Knows best.