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12321200130 = 23529711731153
BaseRepresentation
bin10110111100110011…
…01001100000000010
31011210200111211002120
423132121221200002
5200213211401010
65354342025110
7614221321161
oct133631514002
934720454076
1012321200130
115252aa6028
12247a418196
131214876085
1484c54d3d8
154c1a6ae70
hex2de669802

12321200130 has 128 divisors (see below), whose sum is σ = 31227793920. Its totient is φ = 3106897920.

The previous prime is 12321200083. The next prime is 12321200167. The reversal of 12321200130 is 3100212321.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10685634 + ... + 10686786.

It is an arithmetic number, because the mean of its divisors is an integer number (243967140).

Almost surely, 212321200130 is an apocalyptic number.

12321200130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12321200130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15613896960).

12321200130 is an abundant number, since it is smaller than the sum of its proper divisors (18906593790).

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

12321200130 is a wasteful number, since it uses less digits than its factorization.

12321200130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12321200130 its reverse (3100212321), we get a palindrome (15421412451).

The spelling of 12321200130 in words is "twelve billion, three hundred twenty-one million, two hundred thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 29 30 58 71 87 142 145 173 174 213 290 346 355 426 435 519 710 865 870 1038 1065 1153 1730 2059 2130 2306 2595 3459 4118 5017 5190 5765 6177 6918 10034 10295 11530 12283 12354 15051 17295 20590 24566 25085 30102 30885 33437 34590 36849 50170 61415 61770 66874 73698 75255 81863 100311 122830 150510 163726 167185 184245 199469 200622 245589 334370 356207 368490 398938 409315 491178 501555 598407 712414 818630 997345 1003110 1068621 1196814 1227945 1781035 1994690 2137242 2374027 2455890 2992035 3562070 4748054 5343105 5784601 5984070 7122081 10686210 11569202 11870135 14162299 14244162 17353803 23740270 28324598 28923005 34707606 35610405 42486897 57846010 70811495 71220810 84973794 86769015 141622990 173538030 212434485 410706671 424868970 821413342 1232120013 2053533355 2464240026 4107066710 6160600065 12321200130