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12303311212010 = 25713179239316031
BaseRepresentation
bin1011001100001001011001…
…1111101000110111101010
31121120011222220122010111102
42303002112133220313222
53103034140132241020
642100021350001402
72406612343535240
oct263022637506752
947504886563442
1012303311212010
113a13894483755
12146856a046262
136b3274527c30
143076aa7b8790
15165086149475
hexb30967e8dea

12303311212010 has 128 divisors (see below), whose sum is σ = 27523606118400. Its totient is φ = 3855828936960.

The previous prime is 12303311211943. The next prime is 12303311212033. The reversal of 12303311212010 is 1021211330321.

It is a happy number.

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, 38772695 + ... + 39088725.

It is an arithmetic number, because the mean of its divisors is an integer number (215028172800).

Almost surely, 212303311212010 is an apocalyptic number.

12303311212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12303311212010 is an abundant number, since it is smaller than the sum of its proper divisors (15220294906390).

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

12303311212010 is a wasteful number, since it uses less digits than its factorization.

12303311212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316476.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12303311212010 its reverse (1021211330321), we get a palindrome (13324522542331).

The spelling of 12303311212010 in words is "twelve trillion, three hundred three billion, three hundred eleven million, two hundred twelve thousand, ten".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 179 182 239 358 455 478 895 910 1195 1253 1673 1790 2327 2390 2506 3107 3346 4654 6214 6265 8365 11635 12530 15535 16289 16730 21749 23270 31070 32578 42781 43498 81445 85562 108745 162890 213905 217490 299467 316031 427810 556153 598934 632062 1112306 1497335 1580155 2212217 2780765 2994670 3160310 3893071 4108403 4424434 5561530 7786142 8216806 11061085 19465355 20542015 22122170 28758821 38930710 41084030 56569549 57517642 75531409 113139098 143794105 151062818 282847745 287588210 377657045 395986843 528719863 565695490 735404137 755314090 791973686 981908317 1057439726 1470808274 1963816634 1979934215 2643599315 3677020685 3959868430 4909541585 5147828959 5287198630 6873358219 7354041370 9819083170 10295657918 13520122211 13746716438 25739144795 27040244422 34366791095 51478289590 67600611055 68733582190 94640855477 135201222110 175761588743 189281710954 351523177486 473204277385 878807943715 946408554770 1230331121201 1757615887430 2460662242402 6151655606005 12303311212010