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12003212362020 = 22351164728109251
BaseRepresentation
bin1010111010101011011100…
…1101011000000100100100
31120111111101111201000001120
42232222313031120010210
53033130034331041040
641310111042053540
72346126535440315
oct256526715300444
946444344630046
1012003212362020
113908596500a50
12141a37764a2b0
13690b8a099109
142d6d5c4a460c
1515c36ee617d0
hexaeab7358124

12003212362020 has 96 divisors (see below), whose sum is σ = 36721027316736. Its totient is φ = 2905372080000.

The previous prime is 12003212361991. The next prime is 12003212362033. The reversal of 12003212362020 is 2026321230021.

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, 13627606 + ... + 14481645.

It is an arithmetic number, because the mean of its divisors is an integer number (382510701216).

Almost surely, 212003212362020 is an apocalyptic number.

12003212362020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12003212362020 is an abundant number, since it is smaller than the sum of its proper divisors (24717814954716).

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

12003212362020 is a wasteful number, since it uses less digits than its factorization.

12003212362020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28109921 (or 28109919 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12003212362020 its reverse (2026321230021), we get a palindrome (14029533592041).

The spelling of 12003212362020 in words is "twelve trillion, three billion, two hundred twelve million, three hundred sixty-two thousand, twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 647 660 1294 1941 2588 3235 3882 6470 7117 7764 9705 12940 14234 19410 21351 28468 35585 38820 42702 71170 85404 106755 142340 213510 427020 28109251 56218502 84327753 112437004 140546255 168655506 281092510 309201761 337311012 421638765 562185020 618403522 843277530 927605283 1236807044 1546008805 1686555060 1855210566 3092017610 3710421132 4638026415 6184035220 9276052830 18186685397 18552105660 36373370794 54560056191 72746741588 90933426985 109120112382 181866853970 200053539367 218240224764 272800280955 363733707940 400107078734 545600561910 600160618101 800214157468 1000267696835 1091201123820 1200321236202 2000535393670 2400642472404 3000803090505 4001070787340 6001606181010 12003212362020