Regarding search engine limitations, there are these rules for sitemaps:
Any Sitemap file is limited to 50MB (uncompressed) with a maximum of 50,000 URLs.
But if you pass this number, no new sitemap file gets created.
With having 50002 web contents with certain display page
You get two sitemap links in your sitemap index (sitemap.xml) one with 50k URLs and another one with 2 URLs
You get one sitemap link in your sitemap index (sitemap.xml) with 50002 URLS