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220211220202012 = 2213313371797722549
BaseRepresentation
bin110010000100011111101011…
…100011100100001000011100
31001212200222122120011120100001
4302010133223203210020130
5212330420034332431022
62100203345445344044
764245510215413564
oct6204375343441034
91055628576146301
10220211220202012
1164191065a00406
12208464b0108024
1395b4aa12c7a70
143c543cc193da4
151a6d2ec433b27
hexc847eb8e421c

220211220202012 has 96 divisors (see below), whose sum is σ = 429715161075200. Its totient is φ = 98055703388160.

The previous prime is 220211220202003. The next prime is 220211220202013. The reversal of 220211220202012 is 210202022112022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220211220202013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9765886114 + ... + 9765908662.

Almost surely, 2220211220202012 is an apocalyptic number.

It is an amenable number.

220211220202012 is a deficient number, since it is larger than the sum of its proper divisors (209503940873188).

220211220202012 is a wasteful number, since it uses less digits than its factorization.

220211220202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40911 (or 40909 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220211220202012 its reverse (210202022112022), we get a palindrome (430413242314034).

The spelling of 220211220202012 in words is "two hundred twenty trillion, two hundred eleven billion, two hundred twenty million, two hundred two thousand, twelve".

Divisors: 1 2 4 13 26 31 52 62 124 337 403 674 806 1348 1612 4381 8762 10447 17524 17977 20894 22549 35954 41788 45098 71908 90196 135811 233701 271622 293137 467402 543244 557287 586274 699019 934804 1114574 1172548 1398038 2229148 2796076 6058249 7244731 7599013 9087247 12116498 14489462 15198026 18174494 24232996 28978924 30396052 36348988 78757237 98787169 157514474 187805719 197574338 235569403 315028948 375611438 395148676 405363373 471138806 751222876 810726746 942277612 1621453492 2441474347 3062402239 4882948694 5269723849 6124804478 9765897388 10539447698 12249608956 12566264563 21078895396 25132529126 50265058252 136607456701 163361439319 273214913402 326722878638 546429826804 653445757276 1775896937113 3551793874226 4234831157731 7103587748452 8469662315462 16939324630924 55052805050503 110105610101006 220211220202012