: Likely the source repository, website, or collection name. 1103 : Possibly a volume number, date code, or sub-category.
Since this specific code does not correspond to a known mainstream title or public document, could you provide the , author , or the website where you encountered this file? Knowing the context will help in putting together the specific content you need. 000870010pelibrolandi1103 mobi
: The file format, traditionally used for Amazon Kindle devices. : Likely the source repository, website, or collection name