If a non-zero natural number is added, subtracted, and divided by itself, the sum, difference, and quotient are added together, and the result is 2011. What is the original natural number?
一个不为0的自然数与它本身相加、相减、相除所得的和、差、商再相加，结果是2011，那么原来的自然数是多少．
<gadget id="calculator">2_011 - 1</gadget>
<output>2_010</output>

<gadget id="calculator">2_010 / 2</gadget>
<output>1_005</output>

<result>1_005</result>