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11201210112211 = 7217229255710667
BaseRepresentation
bin1010001011111111110000…
…1001100101100011010011
31110122211021120222102200121
42202333330021211203103
52432010034242042321
635453433114331111
72234155300003300
oct242777411454323
943584246872617
1011201210112211
113629452103349
12130aa52729a97
13633367368352
142aa1da25a0a7
15146580eb5441
hexa2ffc2658d3

11201210112211 has 72 divisors (see below), whose sum is σ = 14325771937680. Its totient is φ = 8720445146112.

The previous prime is 11201210112187. The next prime is 11201210112217. The reversal of 11201210112211 is 11221101210211.

It is not a de Polignac number, because 11201210112211 - 27 = 11201210112083 is a prime.

It is a super-2 number, since 2×112012101122112 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11201210112217) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1050075300 + ... + 1050085966.

It is an arithmetic number, because the mean of its divisors is an integer number (198969054690).

Almost surely, 211201210112211 is an apocalyptic number.

11201210112211 is a deficient number, since it is larger than the sum of its proper divisors (3124561825469).

11201210112211 is a wasteful number, since it uses less digits than its factorization.

11201210112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13301 (or 13277 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11201210112211 its reverse (11221101210211), we get a palindrome (22422311322422).

The spelling of 11201210112211 in words is "eleven trillion, two hundred one billion, two hundred ten million, one hundred twelve thousand, two hundred eleven".

Divisors: 1 7 17 29 49 119 203 289 493 833 1421 2023 2557 3451 8381 10667 14161 17899 24157 43469 58667 74153 74669 125293 181339 304283 309343 410669 519071 522683 738973 1260601 1269373 2129981 2165401 3082763 3633497 5172811 5258831 8824207 8885611 15157807 21430217 21579341 27275519 36209677 36811817 61769449 89400127 150011519 151055387 190928633 257682719 463683823 625800889 790990051 1050080633 1336500431 3245786761 4380606223 5536930357 7882624991 13446830867 22720507327 38758512499 55178374937 94127816069 228596124739 386248624559 658894712483 1600172873173 11201210112211