Cramer's sonatas, bearing the designation M.2.057-59 and Op.23, represent a stage in Classical sonata development. They are noted for their idiomatic writing and focus on developing pianistic fluency.
Developing evenness and control in rapid figuration is paramount.
3 Piano Sonatas(M.2.057-59) (Op.23) is rated Henle level 6 of 9 — advanced repertoire, roughly ABRSM grades 7–8.
You should be comfortable at Henle level 6 — meaning you can already play level 5–6 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of 3 Piano Sonatas(M.2.057-59) (Op.23) lasts about 17 minutes.
3 Piano Sonatas(M.2.057-59) (Op.23) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.