Full name: The Federal Republic of Nigeria
Population: 162.4 million (UN, 2011)
Capital: Abuja
Largest city: Lagos
Area: 923,768 sq km (356,669 sq miles)
Major languages: English (official), Yoruba, Ibo, Hausa
Major religions: Islam, Christianity, indigenous beliefs
Life expectancy: 52 years (men), 53 years (women) (UN)
Monetary unit: 1 Nigerian naira = 100 kobo
Main exports: Petroleum, petroleum products, cocoa, rubber
GNI per capita: US $1,180 (World Bank, 2010)
Internet domain: .ng
International dialling code: +234