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200010211212 = 223737956311159
BaseRepresentation
bin1011101001000110001…
…0011001111110001100
3201010021001111110122110
42322101202121332030
511234110103224322
6231514452544020
720310303513210
oct2722142317614
9633231443573
10200010211212
1177907606019
123291b022010
1315b26485c06
1499755bc940
1553092dec0c
hex2e91899f8c

200010211212 has 96 divisors (see below), whose sum is σ = 535765708800. Its totient is φ = 56888661312.

The previous prime is 200010211201. The next prime is 200010211241. The reversal of 200010211212 is 212112010002.

200010211212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17918089 + ... + 17929247.

It is an arithmetic number, because the mean of its divisors is an integer number (5580892800).

Almost surely, 2200010211212 is an apocalyptic number.

It is an amenable number.

200010211212 is an abundant number, since it is smaller than the sum of its proper divisors (335755497588).

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

200010211212 is a wasteful number, since it uses less digits than its factorization.

200010211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12115 (or 12113 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200010211212 its reverse (212112010002), we get a palindrome (412122221214).

The spelling of 200010211212 in words is "two hundred billion, ten million, two hundred eleven thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 379 563 758 1126 1137 1516 1689 2252 2274 2653 3378 3941 4548 5306 6756 7882 7959 10612 11159 11823 15764 15918 22318 23646 31836 33477 44636 47292 66954 78113 133908 156226 213377 234339 312452 426754 468678 640131 853508 937356 1280262 1493639 2560524 2987278 4229261 4480917 5974556 6282517 8458522 8961834 12565034 12687783 16917044 17923668 18847551 25130068 25375566 29604827 37695102 43977619 50751132 59209654 75390204 87955238 88814481 118419308 131932857 175910476 177628962 263865714 355257924 527731428 2381073943 4762147886 7143221829 9524295772 14286443658 16667517601 28572887316 33335035202 50002552803 66670070404 100005105606 200010211212