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212012102010 = 23573127762277
BaseRepresentation
bin1100010101110011100…
…1111111000101111010
3202021020111011200200110
43011130321333011322
511433200044231020
6241221431045150
721213600063402
oct3053471770572
9667214150613
10212012102010
1181a06339235
123510a5107b6
1316cb9b30247
14a39356d802
1557accd58e0
hex315ce7f17a

212012102010 has 64 divisors (see below), whose sum is σ = 519861399552. Its totient is φ = 55322942976.

The previous prime is 212012102009. The next prime is 212012102021. The reversal of 212012102010 is 10201210212.

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 31 ways as a sum of consecutive naturals, for example, 103009 + ... + 659268.

It is an arithmetic number, because the mean of its divisors is an integer number (8122834368).

Almost surely, 2212012102010 is an apocalyptic number.

212012102010 is an abundant number, since it is smaller than the sum of its proper divisors (307849297542).

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

212012102010 is a wasteful number, since it uses less digits than its factorization.

212012102010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762487.

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

Adding to 212012102010 its reverse (10201210212), we get a palindrome (222213312222).

The spelling of 212012102010 in words is "two hundred twelve billion, twelve million, one hundred two thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 73 127 146 219 254 365 381 438 635 730 762 1095 1270 1905 2190 3810 9271 18542 27813 46355 55626 92710 139065 278130 762277 1524554 2286831 3811385 4573662 7622770 11434155 22868310 55646221 96809179 111292442 166938663 193618358 278231105 290427537 333877326 484045895 556462210 580855074 834693315 968091790 1452137685 1669386630 2904275370 7067070067 14134140134 21201210201 35335350335 42402420402 70670700670 106006051005 212012102010