input: BarChart[{{322065200000, 184408300000, 161032600000, 132462300000, 127267700000, 535043800000, 1135020100000}, ChartLabels -> {"Latin America and Caribbean (LAC)", "Europe and Central Asia (ECA)", "Middle East and North Africa (MENA)", "South Asia (SAR)", "Africa (AFR)", "East Asia and Pacific (EAP)", "Organization for Economic Cooperation and Development (OECD)"}}]
I want the names of the countries labelled below the bars. I also don't want the numbers on the y-axis to show scientific notation.