Aside from using imap to backup my mail, what else should I do to help mitigate an arbitrary ban? I’ve had a gmail account for 20 years since 12 year old me got

Aside from using imap to backup my mail, what else should I do to help mitigate an arbitrary ban? I’ve had a gmail account for 20 years since 12 year old me got caught up in invite fomo. I’ve since moved to other providers but still there’s a fair amount tied into my account currently. Mostly I’m scared of ‘multifactor’ where email access is considered a form of identity, but I’m not sure what else