There is a four-digit integer, add a decimal point in front of one of its digits, and then add this four-digit number to get 2032.12. What is this four-digit number?
有一个四位整数，在它的某位数字前面加上一个小数点，再和这个四位数相加得2032.12．这个四位数是多少？
<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>

<gadget id="calculator">1 + (1/100)</gadget>
<output>101/100 = around 1.01</output>

<gadget id="calculator">2_032.12 / (101/100)</gadget>
<output>2_012</output>

<result>2_012</result>