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12310202033020 = 2254561916114731
BaseRepresentation
bin1011001100100011000100…
…1110000010001101111100
31121120211210010221002212101
42303020301032002031330
53103142243210024040
642103121224114444
72410245165542353
oct263106116021574
947524703832771
1012310202033020
113a16800137551
121469971905a24
136b3b02025408
14307b61a3499a
1516533b09909a
hexb323138237c

12310202033020 has 48 divisors (see below), whose sum is σ = 25861670192736. Its totient is φ = 4922129664000.

The previous prime is 12310202032969. The next prime is 12310202033047. The reversal of 12310202033020 is 2033020201321.

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, 835659055 + ... + 835673785.

It is an arithmetic number, because the mean of its divisors is an integer number (538784795682).

Almost surely, 212310202033020 is an apocalyptic number.

12310202033020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12310202033020 is an abundant number, since it is smaller than the sum of its proper divisors (13551468159716).

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

12310202033020 is a wasteful number, since it uses less digits than its factorization.

12310202033020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28462 (or 28460 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12310202033020 its reverse (2033020201321), we get a palindrome (14343222234341).

The spelling of 12310202033020 in words is "twelve trillion, three hundred ten billion, two hundred two million, thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 4561 9122 9161 14731 18244 18322 22805 29462 36644 45610 45805 58924 73655 91220 91610 147310 183220 294620 41783321 67188091 83566642 134376182 134950691 167133284 208916605 268752364 269901382 335940455 417833210 539802764 671880910 674753455 835666420 1343761820 1349506910 2699013820 615510101651 1231020203302 2462040406604 3077550508255 6155101016510 12310202033020