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212010010012210 = 251923439110512247
BaseRepresentation
bin110000001101001001101101…
…010101011110101000110010
31000210122221220010022110122211
4300031021231111132220302
5210242033000030342320
62030524015400522334
762441134455122224
oct6015115525365062
91023587803273584
10212010010012210
1161609a38620513
121b940b634803aa
13913b5c57631c7
143a4d4a6c10414
151979d00b9955a
hexc0d26d55ea32

212010010012210 has 64 divisors (see below), whose sum is σ = 420123361996800. Its totient is φ = 76672512176832.

The previous prime is 212010010012103. The next prime is 212010010012219. The reversal of 212010010012210 is 12210010010212.

It is not an unprimeable number, because it can be changed into a prime (212010010012219) by changing a digit.

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, 53337694 + ... + 57174553.

It is an arithmetic number, because the mean of its divisors is an integer number (6564427531200).

Almost surely, 2212010010012210 is an apocalyptic number.

212010010012210 is a deficient number, since it is larger than the sum of its proper divisors (208113351984590).

212010010012210 is a wasteful number, since it uses less digits than its factorization.

212010010012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110512735.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212010010012210 its reverse (12210010010212), we get a palindrome (224220020022422).

The spelling of 212010010012210 in words is "two hundred twelve trillion, ten billion, ten million, twelve thousand, two hundred ten".

Divisors: 1 2 5 10 19 23 38 46 95 115 190 230 437 439 874 878 2185 2195 4370 4390 8341 10097 16682 20194 41705 50485 83410 100970 191843 383686 959215 1918430 110512247 221024494 552561235 1105122470 2099732693 2541781681 4199465386 5083563362 10498663465 12708908405 20997326930 25417816810 48293851939 48514876433 96587703878 97029752866 241469259695 242574382165 482938519390 485148764330 921782652227 1115842157959 1843565304454 2231684315918 4608913261135 5579210789795 9217826522270 11158421579590 21201001001221 42402002002442 106005005006105 212010010012210