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212302211230 = 2597218868259
BaseRepresentation
bin1100010110111000110…
…0101010100010011110
3202021222201001202201101
43011232030222202132
511434243331224410
6241310313103314
721224022010024
oct3055614524236
9667881052641
10212302211230
118204507761a
123518b6b7b3a
1317034c770c5
14a3bdcca714
1557c84ddd3a
hex316e32a89e

212302211230 has 16 divisors (see below), whose sum is σ = 386083610640. Its totient is φ = 84045411072.

The previous prime is 212302211213. The next prime is 212302211291. The reversal of 212302211230 is 32112203212.

212302211230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2123022112302 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212302211198 and 212302211207.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 109433160 + ... + 109435099.

It is an arithmetic number, because the mean of its divisors is an integer number (24130225665).

Almost surely, 2212302211230 is an apocalyptic number.

212302211230 is a deficient number, since it is larger than the sum of its proper divisors (173781399410).

212302211230 is a wasteful number, since it uses less digits than its factorization.

212302211230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218868363.

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

Adding to 212302211230 its reverse (32112203212), we get a palindrome (244414414442).

The spelling of 212302211230 in words is "two hundred twelve billion, three hundred two million, two hundred eleven thousand, two hundred thirty".

Divisors: 1 2 5 10 97 194 485 970 218868259 437736518 1094341295 2188682590 21230221123 42460442246 106151105615 212302211230