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12100313230330 = 25132191579238657
BaseRepresentation
bin1011000000010101001011…
…0111110010101111111010
31120211210000122010012021111
42300011102313302233322
53041222420141332310
641422450202430534
72356135020262663
oct260052267625772
946753018105244
1012100313230330
113945794400546
12143515650244a
1369a093080100
142db93049836a
1515eb548ce28a
hexb0152df2bfa

12100313230330 has 96 divisors (see below), whose sum is σ = 24842006683200. Its totient is φ = 4229961854976.

The previous prime is 12100313230301. The next prime is 12100313230331. The reversal of 12100313230330 is 3303231300121.

It is not an unprimeable number, because it can be changed into a prime (12100313230331) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50582362 + ... + 50821018.

It is an arithmetic number, because the mean of its divisors is an integer number (258770902950).

Almost surely, 212100313230330 is an apocalyptic number.

12100313230330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12100313230330 is an abundant number, since it is smaller than the sum of its proper divisors (12741693452870).

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

12100313230330 is a wasteful number, since it uses less digits than its factorization.

12100313230330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240288 (or 240275 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 12100313230330 its reverse (3303231300121), we get a palindrome (15403544530451).

The spelling of 12100313230330 in words is "twelve trillion, one hundred billion, three hundred thirteen million, two hundred thirty thousand, three hundred thirty".

Divisors: 1 2 5 10 13 19 26 38 65 95 130 169 190 247 338 494 845 1235 1579 1690 2470 3158 3211 6422 7895 15790 16055 20527 30001 32110 41054 60002 102635 150005 205270 238657 266851 300010 390013 477314 533702 780026 1193285 1334255 1950065 2386570 2668510 3102541 3900130 4534483 5070169 6205082 9068966 10140338 15512705 22672415 25350845 31025410 40333033 45344830 50701690 58948279 80666066 117896558 201665165 294741395 376839403 403330330 589482790 753678806 766327627 1532655254 1884197015 3768394030 3831638135 4898912239 7159948657 7663276270 9797824478 14319897314 24494561195 35799743285 48989122390 63685859107 71599486570 93079332541 127371718214 186158665082 318429295535 465396662705 636858591070 930793325410 1210031323033 2420062646066 6050156615165 12100313230330