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12012112010200 = 2352317127287851
BaseRepresentation
bin1010111011001100100110…
…1010110101101111011000
31120112100100201221222020211
42232303021222311233120
53033301301133311300
641314142120300504
72346563222262421
oct256631152655730
946470321858224
1012012112010200
113911343090395
121420040011734
13691977b11723
142d7564436648
1515c6e14194ba
hexaecc9ab5bd8

12012112010200 has 96 divisors (see below), whose sum is σ = 29235113118720. Its totient is φ = 4584358800000.

The previous prime is 12012112010189. The next prime is 12012112010279. The reversal of 12012112010200 is 201021121021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13203726 + ... + 14084125.

It is an arithmetic number, because the mean of its divisors is an integer number (304532428320).

Almost surely, 212012112010200 is an apocalyptic number.

12012112010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012112010200 is an abundant number, since it is smaller than the sum of its proper divisors (17223001108520).

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

12012112010200 is a wasteful number, since it uses less digits than its factorization.

12012112010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27287969 (or 27287960 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12012112010200 its reverse (201021121021), we get a palindrome (12213133131221).

The spelling of 12012112010200 in words is "twelve trillion, twelve billion, one hundred twelve million, ten thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 31 40 50 62 71 100 124 142 155 200 248 284 310 355 568 620 710 775 1240 1420 1550 1775 2201 2840 3100 3550 4402 6200 7100 8804 11005 14200 17608 22010 44020 55025 88040 110050 220100 440200 27287851 54575702 109151404 136439255 218302808 272878510 545757020 682196275 845923381 1091514040 1364392550 1691846762 1937437421 2728785100 3383693524 3874874842 4229616905 5457570200 6767387048 7749749684 8459233810 9687187105 15499499368 16918467620 19374374210 21148084525 33836935240 38748748420 42296169050 48435935525 60060560051 77497496840 84592338100 96871871050 120121120102 169184676200 193743742100 240242240204 300302800255 387487484200 480484480408 600605600510 1201211201020 1501514001275 2402422402040 3003028002550 6006056005100 12012112010200