Rp. 2,121,600,000 biweekly is how much per month?
If you make Rp. 2,121,600,000 per two weeks, your Monthly salary would be Rp. 4,243,200,000.
This result is obtained by multiplying your base salary by the amount of hours, week, and months you work in a year, assuming you work 40 hours a week.