Gematria Calculation Result for it is wrong to accuse me on Roman Numeral

This is calculated by summing each letter's value: i(1) + t(0) + (0) + i(1) + s(0) + (0) + w(0) + r(0) + o(0) + n(0) + g(0) + (0) + t(0) + o(0) + (0) + a(0) + c(100) + c(100) + u(5) + s(0) + e(0) + (0) + m(1000) + e(0).