Area: 2.027.087 Km2
Population: 264 millions
Language: Bahasa Indonesia (official language). Other languages: Javanese, Balinese and various regional languages
Currency: Indonesian Rupiah
Religion: Muslims (87%), Protestants (7%), Catholics (3%), Hinduists (1.69%), Buddhists (0.72%), Confucianists (0.05%), others (0.13%)
State form: Presidential republic
For Spanish citizens: Passport with more than 6 months of validity and, at least, with a blank page without any stamp for each entry to be made in the country. The Indonesian visa occupies an entire page of the passport. Visa: Spanish citizens can enter without a visa through most of the country's border points and stay in Indonesia for a maximum of 30 days.
Health and vaccines: Compulsory vaccines: Yellow Fever (if it comes from an endemic country). Generally recommended vaccines: Tetanus-diphtheria / Tetanus-diphtheria-pertussis, Triple Viral, Hepatitis A, Typhoid fever.