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12020110210010 = 2578913752127031
BaseRepresentation
bin1010111011101010011001…
…1001100011001111011010
31120120010000010222121202102
42232322212121203033122
53033414141203210020
641321543513403402
72350265351664260
oct256724631431732
946503003877672
1012020110210010
113914777939281
1214216b2709562
13692650b74336
142d7ac2792430
1515ca0d6ab475
hexaeea66633da

12020110210010 has 128 divisors (see below), whose sum is σ = 25236711889920. Its totient is φ = 4037218099200.

The previous prime is 12020110209997. The next prime is 12020110210027. The reversal of 12020110210010 is 1001201102021.

It is a junction number, because it is equal to n+sod(n) for n = 12020110209973 and 12020110210000.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 444665195 + ... + 444692225.

It is an arithmetic number, because the mean of its divisors is an integer number (197161811640).

Almost surely, 212020110210010 is an apocalyptic number.

12020110210010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12020110210010 is an abundant number, since it is smaller than the sum of its proper divisors (13216601679910).

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

12020110210010 is a wasteful number, since it uses less digits than its factorization.

12020110210010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27792.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12020110210010 its reverse (1001201102021), we get a palindrome (13021311312031).

The spelling of 12020110210010 in words is "twelve trillion, twenty billion, one hundred ten million, two hundred ten thousand, ten".

Divisors: 1 2 5 7 10 14 35 70 89 137 178 274 445 521 623 685 890 959 1042 1246 1370 1918 2605 3115 3647 4795 5210 6230 7294 9590 12193 18235 24386 27031 36470 46369 54062 60965 71377 85351 92738 121930 135155 142754 170702 189217 231845 270310 324583 356885 378434 426755 463690 499639 649166 713770 853510 946085 999278 1622915 1892170 2405759 2498195 3245830 3703247 4811518 4996390 6352553 7406494 12028795 12705106 14083151 16840313 18516235 24057590 25922729 28166302 31762765 33680626 37032470 44467871 51845458 63525530 70415755 84201565 88935742 98582057 129613645 140831510 168403130 197164114 222339355 259227290 329588983 444678710 492910285 659177966 985820570 1253400439 1647944915 1929391687 2307122881 2506800878 3295889830 3858783374 4614245762 6267002195 8773803073 9646958435 11535614405 12534004390 13505741809 17547606146 19293916870 23071228810 27011483618 43869015365 67528709045 87738030730 135057418090 171715860143 343431720286 858579300715 1202011021001 1717158601430 2404022042002 6010055105005 12020110210010