It may be a set of meeting minutes, a daily log, or a backup file generated on that specific date.
If you are looking for this file in your own Google Drive, you can find it by: 20-jan_2 - Google Drive
The _2 often signifies the second version or "Round 2" of a document created on January 20th. It may be a set of meeting minutes,
To make your files easier to find in the future, consider using a more descriptive format: Best Practices for File Naming This file title,
Click the (i) icon (View Details) in the top right of the Drive interface while the file is selected to see who created it and when it was last edited. Best Practices for File Naming
This file title, "," appears to be a specific document or folder name likely referring to a record or project update from January 20th .