Palitana is itself one Jain Tirth Kshetra—Shatrunjaya Mahatirth.

Within this tirth:

• The hill has traditionally been counted as having about 863 marble temples (derasars), arranged in several enclosures (tuks/tonks).
• Some descriptions include many small shrines and count them as 1200–1300+ in total.

For a simple takeaway: Palitana = 1 great tirth kshetra, with roughly 863 main temples on Shatrunjaya Hill.

More details: