As an MP4 file , this video is highly versatile. It uses compression to keep file sizes manageable while maintaining high quality, making it the industry standard for:

: Often represents the date (Year/Month/Day or a specific sequence). In some formats, the first digits (31) might refer to a specific software or device code.

: If you deleted a file with this name from your phone, it can often be recovered via the Recently Deleted folder in your Gallery or Photos app within 30 days.

: A millisecond marker or a sequence number to prevent overwriting if multiple files are saved in the same second.