Official Geometry Dash version numbering never used “22”. This is likely a modded (hacked) APK pretending to be a new major version.
Below is a breakdown of the definitive features introduced in this massive update: New Core Gameplay geometry dash 22 beta apk upd
Then, a link appeared on a shadowy Discord server: GD_22_Beta_Internal.apk . Official Geometry Dash version numbering never used “22”