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12003210230 = 25111731792621
BaseRepresentation
bin10110010110111001…
…00111001111110110
31010222112011020221212
423023130213033312
5144040310211410
65303022241422
7603310414004
oct131334471766
933875136855
1012003210230
1150aa554560
1223aba26272
131193a19a7b
1481c215a74
154a3ba6b05
hex2cb7273f6

12003210230 has 128 divisors (see below), whose sum is σ = 26097500160. Its totient is φ = 3923712000.

The previous prime is 12003210227. The next prime is 12003210239. The reversal of 12003210230 is 3201230021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003210239) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4578320 + ... + 4580940.

It is an arithmetic number, because the mean of its divisors is an integer number (203886720).

Almost surely, 212003210230 is an apocalyptic number.

12003210230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12003210230 is an abundant number, since it is smaller than the sum of its proper divisors (14094289930).

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

12003210230 is a wasteful number, since it uses less digits than its factorization.

12003210230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2766.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 12003210230 its reverse (3201230021), we get a palindrome (15204440251).

The spelling of 12003210230 in words is "twelve billion, three million, two hundred ten thousand, two hundred thirty".

Divisors: 1 2 5 10 11 17 22 31 34 55 62 79 85 110 155 158 170 187 310 341 374 395 527 682 790 869 935 1054 1343 1705 1738 1870 2449 2621 2635 2686 3410 4345 4898 5242 5270 5797 6715 8690 11594 12245 13105 13430 14773 24490 26210 26939 28831 28985 29546 41633 44557 53878 57662 57970 73865 81251 83266 89114 134695 144155 147730 162502 207059 208165 222785 269390 288310 406255 414118 416330 445570 457963 490127 812510 893761 915926 980254 1035295 1381267 1787522 2070590 2277649 2289815 2450635 2762534 3520003 4468805 4555298 4579630 4901270 6418829 6906335 7040006 8937610 11388245 12837658 13812670 15193937 17600015 22776490 30387874 32094145 35200030 38720033 64188290 70607119 75969685 77440066 109120093 141214238 151939370 193600165 218240186 353035595 387200330 545600465 706071190 1091200930 1200321023 2400642046 6001605115 12003210230