To be direct: IO Interactive never officially ported the original Hitman 2: Silent Assassin to Android.
If you still wish to proceed, the most reliable method (without PC emulation) is using an of a compatibility layer like Winlator or finding a pre-modded APK + OBB that includes a wrapper. Hitman 2 Silent Assassin Apk Download For Android
Often, sites mislabel official mobile spin-offs like Hitman Sniper or Hitman Go to attract traffic from people searching for the classic 2002 title. How to Play Hitman 2: Silent Assassin on Android To be direct: IO Interactive never officially ported