Samsung is rumored to be working on a next-gen 200MP mobile image sensor for debut in the 2022 Galaxy S-line flagship. However, the reliable leaker Ice Universe seems all but certain this tip will not work out in reality. Instead, the "new Ultra" will get a possibly upgraded main sensor instead, albeit one that is still 108MP in resolution.
https://www.notebookcheck.net/No-200MP-camera-for-the-Samsung-Galaxy-S22-Ultra-new-leak.549306.0.html