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11112010212212 = 22713194734185331
BaseRepresentation
bin1010000110110011011101…
…1010111110001101110100
31110100022001002122000102122
42201230313122332031310
52424024344103242322
635344441555055112
72224546654240640
oct241546732761564
943308032560378
1011112010212212
1135a4639091228
1212b56b98a1498
13627b20232630
142a5b77711c20
151440aeed0442
hexa1b376be374

11112010212212 has 96 divisors (see below), whose sum is σ = 25729248276480. Its totient is φ = 4075985266560.

The previous prime is 11112010212187. The next prime is 11112010212227. The reversal of 11112010212212 is 21221201021111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16767614 + ... + 17417717.

It is an arithmetic number, because the mean of its divisors is an integer number (268013002880).

Almost surely, 211112010212212 is an apocalyptic number.

It is an amenable number.

11112010212212 is an abundant number, since it is smaller than the sum of its proper divisors (14617238064268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11112010212212 is a wasteful number, since it uses less digits than its factorization.

11112010212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34185421 (or 34185419 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11112010212212 its reverse (21221201021111), we get a palindrome (32333211233323).

The spelling of 11112010212212 in words is "eleven trillion, one hundred twelve billion, ten million, two hundred twelve thousand, two hundred twelve".

Divisors: 1 2 4 7 13 14 19 26 28 38 47 52 76 91 94 133 182 188 247 266 329 364 494 532 611 658 893 988 1222 1316 1729 1786 2444 3458 3572 4277 6251 6916 8554 11609 12502 17108 23218 25004 46436 81263 162526 325052 34185331 68370662 136741324 239297317 444409303 478594634 649521289 888818606 957189268 1299042578 1606710557 1777637212 2598085156 3110865121 3213421114 4546649023 6221730242 6426842228 8443776757 9093298046 11246973899 12443460484 16887553514 18186596092 20887237241 22493947798 30527500583 33775107028 41774474482 44987895596 59106437299 61055001166 83548948964 118212874598 122110002332 146210660687 213692504081 236425749196 292421321374 396857507579 427385008162 584842642748 793715015158 854770016324 1587430030316 2778002553053 5556005106106 11112010212212