According to the current benchmark interest rate, the five-year period is 6.4%, and the monthly repayment is 234,288 yuan, and the total interest is 2,053,932 yuan.

Total principal and interest120000 yuan+interest 2053932= 14053932 yuan. I wonder what the purpose of the landlord 1200 is? Generally, it requires a one-year floating interest rate, which can pay interest on a monthly basis and repay the principal at maturity.