Coimbatore district is one of the 38 districts in the state of Tamil Nadu in India. Coimbatore is the administrative headquarters of the district. It is one of the most industrialized districts and a major textile, industrial, commercial, educational, information technology, healthcare and manufacturing hub of Tamil Nadu. The region is bounded by Tiruppur district in the east, Nilgiris district in the north, Erode district in the north-east, Palakkad district, Idukki district and small parts of Thrissur district and Ernakulam district of neighboring state of Kerala in the west and south respectively. As of 2011, Coimbatore district had a population of 3,458,045 with a sex-ratio of 1,000 and literacy rate of 84%.