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212201233210 = 2564366149927
BaseRepresentation
bin1100010110100000101…
…1011101101100111010
3202021201200001112220201
43011220023131230322
511434042003430320
6241252304512414
721221354502331
oct3055013355472
9667650045821
10212201233210
1181aa307830a
123516191b70a
131701a0803b5
14a3b0722d18
1557be6e470a
hex31682ddb3a

212201233210 has 32 divisors (see below), whose sum is σ = 383142678912. Its totient is φ = 84618578880.

The previous prime is 212201233199. The next prime is 212201233213. The reversal of 212201233210 is 12332102212.

It is not an unprimeable number, because it can be changed into a prime (212201233213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4225267 + ... + 4275193.

It is an arithmetic number, because the mean of its divisors is an integer number (11973208716).

Almost surely, 2212201233210 is an apocalyptic number.

212201233210 is a deficient number, since it is larger than the sum of its proper divisors (170941445702).

212201233210 is a wasteful number, since it uses less digits than its factorization.

212201233210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51238.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212201233210 its reverse (12332102212), we get a palindrome (224533335422).

The spelling of 212201233210 in words is "two hundred twelve billion, two hundred one million, two hundred thirty-three thousand, two hundred ten".

Divisors: 1 2 5 10 643 661 1286 1322 3215 3305 6430 6610 49927 99854 249635 425023 499270 850046 2125115 4250230 32103061 33001747 64206122 66003494 160515305 165008735 321030610 330017470 21220123321 42440246642 106100616605 212201233210