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12010210110220 = 2257217720900967
BaseRepresentation
bin1010111011000101100001…
…0011101010101100001100
31120112011110012012102221211
42232301120103222230030
53033233402242011340
641313225300104204
72346465126350500
oct256613023525414
946464405172854
1012010210110220
113910557557823
12141b7ab095064
13691733a9411a
142d74239d6300
1515c62e4835ea
hexaec584eab0c

12010210110220 has 72 divisors (see below), whose sum is σ = 31065064513056. Its totient is φ = 3875563593216.

The previous prime is 12010210110209. The next prime is 12010210110307. The reversal of 12010210110220 is 2201101201021.

It is a self number, because there is not a number n which added to its sum of digits gives 12010210110220.

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, 360433824 + ... + 360467143.

It is an arithmetic number, because the mean of its divisors is an integer number (431459229348).

Almost surely, 212010210110220 is an apocalyptic number.

12010210110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010210110220 is an abundant number, since it is smaller than the sum of its proper divisors (19054854402836).

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

12010210110220 is a wasteful number, since it uses less digits than its factorization.

12010210110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720901007 (or 720900998 counting only the distinct ones).

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

Adding to 12010210110220 its reverse (2201101201021), we get a palindrome (14211311311241).

The spelling of 12010210110220 in words is "twelve trillion, ten billion, two hundred ten million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 17 20 28 34 35 49 68 70 85 98 119 140 170 196 238 245 340 476 490 595 833 980 1190 1666 2380 3332 4165 8330 16660 720900967 1441801934 2883603868 3604504835 5046306769 7209009670 10092613538 12255316439 14418019340 20185227076 24510632878 25231533845 35324147383 49021265756 50463067690 61276582195 70648294766 85787215073 100926135380 122553164390 141296589532 171574430146 176620736915 245106328780 343148860292 353241473830 428936075365 600510505511 706482947660 857872150730 1201021011022 1715744301460 2402042022044 3002552527555 6005105055110 12010210110220