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12230123133120 = 263586991464503
BaseRepresentation
bin1011000111111000110000…
…1001010001100011000000
31121022012002022100111112220
42301332030021101203000
53100334243010224440
642002235131251040
72401411565246034
oct261761411214300
947265068314486
1012230123133120
113995847740842
1214563435a9a80
136a93ac756b89
14303d265dc1c4
15163200be28d0
hexb1f8c2518c0

12230123133120 has 112 divisors (see below), whose sum is σ = 38835131270400. Its totient is φ = 3260989029376.

The previous prime is 12230123133037. The next prime is 12230123133121. The reversal of 12230123133120 is 2133132103221.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (12230123133121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7618789 + ... + 9083291.

Almost surely, 212230123133120 is an apocalyptic number.

12230123133120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12230123133120 is an abundant number, since it is smaller than the sum of its proper divisors (26605008137280).

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

12230123133120 is a wasteful number, since it uses less digits than its factorization.

12230123133120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473222 (or 1473212 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12230123133120 its reverse (2133132103221), we get a palindrome (14363255236341).

The spelling of 12230123133120 in words is "twelve trillion, two hundred thirty billion, one hundred twenty-three million, one hundred thirty-three thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 960 8699 17398 26097 34796 43495 52194 69592 86990 104388 130485 139184 173980 208776 260970 278368 347960 417552 521940 556736 695920 835104 1043880 1391840 1464503 1670208 2087760 2783680 2929006 4175520 4393509 5858012 7322515 8351040 8787018 11716024 14645030 17574036 21967545 23432048 29290060 35148072 43935090 46864096 58580120 70296144 87870180 93728192 117160240 140592288 175740360 234320480 281184576 351480720 468640960 702961440 1405922880 12739711597 25479423194 38219134791 50958846388 63698557985 76438269582 101917692776 127397115970 152876539164 191095673955 203835385552 254794231940 305753078328 382191347910 407670771104 509588463880 611506156656 764382695820 815341542208 1019176927760 1223012313312 1528765391640 2038353855520 2446024626624 3057530783280 4076707711040 6115061566560 12230123133120