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200012011012 = 2211192411971559
BaseRepresentation
bin1011101001000110100…
…1010001011000000100
3201010021011212220111201
42322101221101120010
511234111033323022
6231514555312244
720310325020352
oct2722151213004
9633234786451
10200012011012
1177908625260
123291b74b684
1315b26966198
14997592a7d2
155309548127
hex2e91a51604

200012011012 has 144 divisors (see below), whose sum is σ = 415186611840. Its totient is φ = 83548684800.

The previous prime is 200012011007. The next prime is 200012011027. The reversal of 200012011012 is 210110210002.

It is a self number, because there is not a number n which added to its sum of digits gives 200012011012.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 128294289 + ... + 128295847.

It is an arithmetic number, because the mean of its divisors is an integer number (2883240360).

Almost surely, 2200012011012 is an apocalyptic number.

200012011012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

200012011012 is an abundant number, since it is smaller than the sum of its proper divisors (215174600828).

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

200012011012 is a wasteful number, since it uses less digits than its factorization.

200012011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850 (or 1829 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200012011012 its reverse (210110210002), we get a palindrome (410122221014).

The spelling of 200012011012 in words is "two hundred billion, twelve million, eleven thousand, twelve".

Divisors: 1 2 4 11 19 22 38 41 44 76 82 164 197 209 361 394 418 451 722 779 788 836 902 1444 1558 1559 1804 2167 3116 3118 3743 3971 4334 6236 7486 7942 8077 8569 8668 14801 14972 15884 16154 17138 17149 29602 29621 32308 34276 34298 41173 59204 59242 63919 68596 71117 82346 88847 118484 127838 142234 153463 162811 164692 177694 255676 284468 306926 307123 325622 325831 355388 562799 613852 614246 651244 651662 703109 782287 1125598 1214461 1228492 1303324 1406218 1564574 1688093 2251196 2428922 2812436 2915797 3129148 3376186 3378353 4857844 5831594 5835337 6190789 6752372 6756706 11663188 11670674 12381578 12592043 13359071 13513412 23074759 23341348 24763156 25184086 26718142 32073767 46149518 50368172 53436284 64147534 64188707 92299036 110871403 128295068 128377414 138512473 221742806 239248817 253822349 256754828 277024946 443485612 478497634 507644698 554049892 956995268 1015289396 1219585433 2439170866 2631736987 4545727523 4878341732 5263473974 9091455046 10526947948 18182910092 50003002753 100006005506 200012011012