A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 2132130 can be evenly divided by 1 2 3 5 6 7 10 11 13 14 15 21 22 26 30 33 35 39 42 55 65 66 70 71 77 78 91 105 110 130 142 143 154 165 182 195 210 213 231 273 286 330 355 385 390 426 429 455 462 497 546 710 715 770 781 858 910 923 994 1,001 1,065 1,155 1,365 1,430 1,491 1,562 1,846 2,002 2,130 2,145 2,310 2,343 2,485 2,730 2,769 2,982 3,003 3,905 4,290 4,615 4,686 4,970 5,005 5,467 5,538 6,006 6,461 7,455 7,810 9,230 10,010 10,153 10,934 11,715 12,922 13,845 14,910 15,015 16,401 19,383 20,306 23,430 27,335 27,690 30,030 30,459 32,305 32,802 38,766 50,765 54,670 60,918 64,610 71,071 82,005 96,915 101,530 142,142 152,295 164,010 193,830 213,213 304,590 355,355 426,426 710,710 1,066,065 and 2,132,130, with no remainder.
Since 2,132,130 cannot be divided by just 1 and 2,132,130, it is not a prime number.