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12120200000200 = 23522310126087387
BaseRepresentation
bin1011000001011111010000…
…1101110011001011001000
31120220200100120120202222201
42300113310031303023020
53042034132200001300
641435535405125544
72360440566112615
oct260276415631310
946820316522881
1012120200000200
113953169a22046
121438b865598b4
1369bc12161366
142dc89970750c
1516041a73066a
hexb05f43732c8

12120200000200 has 96 divisors (see below), whose sum is σ = 29695795508160. Its totient is φ = 4591379936000.

The previous prime is 12120200000119. The next prime is 12120200000219. The reversal of 12120200000200 is 200000202121.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12579094 + ... + 13508293.

It is an arithmetic number, because the mean of its divisors is an integer number (309331203210).

Almost surely, 212120200000200 is an apocalyptic number.

12120200000200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12120200000200 is an abundant number, since it is smaller than the sum of its proper divisors (17575595507960).

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

12120200000200 is a wasteful number, since it uses less digits than its factorization.

12120200000200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26087527 (or 26087518 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12120200000200 its reverse (200000202121), we get a palindrome (12320200202321).

The spelling of 12120200000200 in words is "twelve trillion, one hundred twenty billion, two hundred million, two hundred", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 20 23 25 40 46 50 92 100 101 115 184 200 202 230 404 460 505 575 808 920 1010 1150 2020 2300 2323 2525 4040 4600 4646 5050 9292 10100 11615 18584 20200 23230 46460 58075 92920 116150 232300 464600 26087387 52174774 104349548 130436935 208699096 260873870 521747740 600009901 652184675 1043495480 1200019802 1304369350 2400039604 2608738700 2634826087 3000049505 4800079208 5217477400 5269652174 6000099010 10539304348 12000198020 13174130435 15000247525 21078608696 24000396040 26348260870 30000495050 52696521740 60000990100 60601000001 65870652175 105393043480 120001980200 121202000002 131741304350 242404000004 263482608700 303005000005 484808000008 526965217400 606010000010 1212020000020 1515025000025 2424040000040 3030050000050 6060100000100 12120200000200