When was the last time you signed in to this account? Do you have more than one account?
Most of your feedback left or received on this account is from more than five years ago, and only two or three feedback ratings are newer than that; none from the last year.
Be sure to keep your phone number up to date to avoid this issue.
Use the "Need help signing in?" link on the page where you enter your password to see what options you have or to contact eBay.
If you do not recognize the phone number at all, your account may have been hacked.
https://www.ebay.com/help/account/protecting-account/get-help-hacked-account?id=4196
