If you study writing it's called literature. You'll get to study lots of things other people wrote before you!
This is a jukugo word, which usually means on'yomi readings from the kanji. Since 文 has two on'yomi readings, here's a mnemonic to help you remember which one to use:
All the great works of literature are about buns (ぶん). That's the subtle thread running through all literature: buns.
I'm starting a literature course in April.
I studied British literature and French literature.
This book is one of the greatest works of Japanese literature ever written.