This is a virtuosic character piece by the Italian-born pianist Eugenio Pirani. It is distinctive for its sparkling keyboard writing and typical late-Romantic Italian salon elegance.
Focus on maintaining a light, agile touch during the rapid arpeggiated figures to ensure the melodic lines remain clear.
Comparable difficulty and character — good candidates for what to learn next.
Bizzarria (Op. 66) is rated Henle level 6 of 9 — advanced repertoire, roughly ABRSM grades 7–8. In the RCM system it corresponds to about level 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 Bizzarria (Op. 66) lasts about 4 minutes.
Bizzarria (Op. 66) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include 10 Variations on "Unser dummer Pöbel meint" for Piano in G Major by Wolfgang Amadeus Mozart, 10 Variations on 'Unser dummer Pöbel meint' by Wolfgang Amadeus Mozart, Étude in G-flat major, No. 5 by Frédéric Chopin — see the full similar-pieces list on this page.