What is the smallest natural number that satisfies these conditions when a number has a remainder of 2 when divided by 3, a remainder of 4 when divided by 7, and a remainder of 1 when divided by 11.
某数用3除余2，用7除余4，用11除余1，满足这些条件的最小自然数是多少．
<gadget id="calculator">3 * 7 * 10</gadget>
<output>210</output>

<gadget id="calculator">3 * 11 * 5</gadget>
<output>165</output>

<gadget id="calculator">7 * 11</gadget>
<output>77</output>

<gadget id="calculator">210 + 165 + 77</gadget>
<output>452</output>

<gadget id="calculator">3 * 7 * 11</gadget>
<output>231</output>

<gadget id="calculator">452 - 231</gadget>
<output>221</output>

<result>221</result>