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130123120020210 = 23252579560609711
BaseRepresentation
bin11101100101100010100110…
…010110001000101011110010
3122001201122111222001100101100
4131211202212112020223302
5114023414122211121320
61140425422555145230
736260041134463632
oct3545424626105362
9561648458040340
10130123120020210
11385089a5a48749
1212716895745216
13577b732c86c55
14241bdc7a306c2
151009c033ee790
hex7658a6588af2

130123120020210 has 48 divisors (see below), whose sum is σ = 338451295328640. Its totient is φ = 34686043977120.

The previous prime is 130123120020197. The next prime is 130123120020233. The reversal of 130123120020210 is 12020021321031.

130123120020210 is a `hidden beast` number, since 1 + 3 + 0 + 1 + 231 + 200 + 20 + 210 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 280072746 + ... + 280536965.

It is an arithmetic number, because the mean of its divisors is an integer number (7051068652680).

Almost surely, 2130123120020210 is an apocalyptic number.

130123120020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130123120020210 is an abundant number, since it is smaller than the sum of its proper divisors (208328175308430).

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

130123120020210 is a wasteful number, since it uses less digits than its factorization.

130123120020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560612303 (or 560612300 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 130123120020210 its reverse (12020021321031), we get a palindrome (142143141341241).

The spelling of 130123120020210 in words is "one hundred thirty trillion, one hundred twenty-three billion, one hundred twenty million, twenty thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2579 5158 7737 12895 15474 23211 25790 38685 46422 77370 116055 232110 560609711 1121219422 1681829133 2803048555 3363658266 5045487399 5606097110 8409145665 10090974798 16818291330 25227436995 50454873990 1445812444669 2891624889338 4337437334007 7229062223345 8674874668014 13012312002021 14458124446690 21687186670035 26024624004042 43374373340070 65061560010105 130123120020210