As volunteers, we have not been told if Adobe is working on an Android version. They have a beta version for Photoshop for Web that is available with your paid subscription. System requirements are here:
This is a Photoshop forum and you might want to do a web search or ask on a non-Adobe forum for non-Adobe apps. Although I don't use it, I have heard that some people like Procreate. I can't tell you if it runs on your Ultra though.
I was just wondering if the commnuity knew of Android art apps, I use Photoshop extensively, I'm just so surprised Adobe haven't supplied an Android version of PS, after all, Adobe love accepting out $$s, but are quite short on delivering acceptable usage softweare across all devices.