Mr. Chen Shiingshen, an internationally renowned mathematics master, was born in 1911. 2011 is the 100th anniversary of his birth. Please calculate the following formula 19112012*20121910-19112011*20121911=.
国际著名数学大师陈省身先生生于1911年，2011年是他诞辰100年的日子，请你计算下面的算式19112012*20121910-19112011*20121911=多少．
<gadget id="calculator">19_112_012 * 20_121_910</gadget>
<output>384_570_185_382_920</output>

<gadget id="calculator">19_112_011 * 20_121_911</gadget>
<output>384_570_184_373_021</output>

<gadget id="calculator">384_570_185_382_920 - 384_570_184_373_021</gadget>
<output>1_009_899</output>

<result>1_009_899</result>