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12032102300020 = 22511523178958453
BaseRepresentation
bin1010111100010111000100…
…1011101111100101110100
31120121020221220012220122021
42233011301023233211310
53034113221142100040
641331245501442524
72351201466034645
oct257056113574564
946536856186567
1012032102300020
113919871087a70
121423a9a870444
1369381249969a
142d84dd3116cc
1515ceb13b824a
hexaf1712ef974

12032102300020 has 96 divisors (see below), whose sum is σ = 27633066975360. Its totient is φ = 4364428469760.

The previous prime is 12032102300017. The next prime is 12032102300117. The reversal of 12032102300020 is 2000320123021.

It is a junction number, because it is equal to n+sod(n) for n = 12032102299967 and 12032102300003.

It is a congruent number.

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, 205813114 + ... + 205871566.

It is an arithmetic number, because the mean of its divisors is an integer number (287844447660).

Almost surely, 212032102300020 is an apocalyptic number.

12032102300020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12032102300020 is an abundant number, since it is smaller than the sum of its proper divisors (15600964675340).

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

12032102300020 is a wasteful number, since it uses less digits than its factorization.

12032102300020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60785 (or 60783 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12032102300020 its reverse (2000320123021), we get a palindrome (14032422423041).

The spelling of 12032102300020 in words is "twelve trillion, thirty-two billion, one hundred two million, three hundred thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 523 1046 1789 2092 2615 3578 5230 5753 7156 8945 10460 11506 17890 19679 23012 28765 35780 39358 57530 58453 78716 98395 115060 116906 196790 233812 292265 393580 584530 642983 935647 1169060 1285966 1871294 2571932 3214915 3742588 4678235 6429830 9356470 10292117 12859660 18712940 20584234 30570919 41168468 51460585 61141838 102921170 104572417 122283676 152854595 205842340 209144834 305709190 336280109 418289668 522862085 611418380 672560218 1045724170 1150296587 1345120436 1681400545 2091448340 2300593174 3362801090 4601186348 5751482935 6725602180 11502965870 23005931740 54691374091 109382748182 218765496364 273456870455 546913740910 601605115001 1093827481820 1203210230002 2406420460004 3008025575005 6016051150010 12032102300020