There is 100 times more solar energy available from a narrow strip around the earth at Geostationary Earth Orbit (GEO), than the forecast global energy demands of humanity in 2050.
Answers to the questions in the title are available in the Space Based Solar Power report. The report was prepared in 2021 for the UK Government, Department for Business, Energy and Industrial Strategy (BEIS). It looks into the technical feasibility, cost and economics of Space Based Solar Power.
