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12220031133120 = 263523553443439
BaseRepresentation
bin1011000111010011001010…
…0111010110010111000000
31121021020000222110210011010
42301310302213112113000
53100203110432224440
641553445500520520
72400603522541356
oct261646247262700
947236028423133
1012220031133120
113991538aa9878
1214543a7850140
136a8461997345
1430364a16b7d6
15162d0ec10580
hexb1d329d65c0

12220031133120 has 112 divisors (see below), whose sum is σ = 40485494522880. Its totient is φ = 3116993442816.

The previous prime is 12220031133077. The next prime is 12220031133131. The reversal of 12220031133120 is 2133113002221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276699640 + ... + 276743799.

Almost surely, 212220031133120 is an apocalyptic number.

12220031133120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12220031133120 is an abundant number, since it is smaller than the sum of its proper divisors (28265463389760).

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

12220031133120 is a wasteful number, since it uses less digits than its factorization.

12220031133120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553443482 (or 553443472 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12220031133120 its reverse (2133113002221), we get a palindrome (14353144135341).

The spelling of 12220031133120 in words is "twelve trillion, two hundred twenty billion, thirty-one million, one hundred thirty-three thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 48 60 64 69 80 92 96 115 120 138 160 184 192 230 240 276 320 345 368 460 480 552 690 736 920 960 1104 1380 1472 1840 2208 2760 3680 4416 5520 7360 11040 22080 553443439 1106886878 1660330317 2213773756 2767217195 3320660634 4427547512 5534434390 6641321268 8301651585 8855095024 11068868780 12729199097 13282642536 16603303170 17710190048 22137737560 25458398194 26565285072 33206606340 35420380096 38187597291 44275475120 50916796388 53130570144 63645995485 66413212680 76375194582 88550950240 101833592776 106261140288 127291990970 132826425360 152750389164 177101900480 190937986455 203667185552 254583981940 265652850720 305500778328 381875972910 407334371104 509167963880 531305701440 611001556656 763751945820 814668742208 1018335927760 1222003113312 1527503891640 2036671855520 2444006226624 3055007783280 4073343711040 6110015566560 12220031133120