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12012320110230 = 23251112133656677
BaseRepresentation
bin1010111011001101011000…
…0100101011011010010110
31120112100220020112112211100
42232303112010223122112
53033302212422011410
641314214512450530
72346601330144146
oct256632604533226
946470806475740
1012012320110230
11391143a5a5a90
121420099849a46
136919abc7383b
142d7583d26926
1515c7048238c0
hexaecd612b696

12012320110230 has 48 divisors (see below), whose sum is σ = 34071307951824. Its totient is φ = 2912077602240.

The previous prime is 12012320110229. The next prime is 12012320110309. The reversal of 12012320110230 is 3201102321021.

12012320110230 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 2 + 320 + 110 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6066827349 + ... + 6066829328.

It is an arithmetic number, because the mean of its divisors is an integer number (709818915663).

Almost surely, 212012320110230 is an apocalyptic number.

12012320110230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12012320110230 is an abundant number, since it is smaller than the sum of its proper divisors (22058987841594).

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

12012320110230 is a wasteful number, since it uses less digits than its factorization.

12012320110230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12133656701 (or 12133656698 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12012320110230 its reverse (3201102321021), we get a palindrome (15213422431251).

The spelling of 12012320110230 in words is "twelve trillion, twelve billion, three hundred twenty million, one hundred ten thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 12133656677 24267313354 36400970031 60668283385 72801940062 109202910093 121336566770 133470223447 182004850155 218405820186 266940446894 364009700310 400410670341 546014550465 667351117235 800821340682 1092029100930 1201232011023 1334702234470 2002053351705 2402464022046 4004106703410 6006160055115 12012320110230