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212223113332 = 222321394491607
BaseRepresentation
bin1100010110100101111…
…0111011100001110100
3202021210012020011210121
43011221132323201310
511434113104111312
6241254405501324
721222041461636
oct3055136734164
9667705204717
10212223113332
118200446215a
1235169111844
1317021771509
14a3b35baa56
1557c15b7707
hex31697bb874

212223113332 has 72 divisors (see below), whose sum is σ = 392147784000. Its totient is φ = 100480816128.

The previous prime is 212223113329. The next prime is 212223113369. The reversal of 212223113332 is 233311322212.

212223113332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2122231133322 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212223113297 and 212223113306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132060873 + ... + 132062479.

It is an arithmetic number, because the mean of its divisors is an integer number (5446497000).

Almost surely, 2212223113332 is an apocalyptic number.

It is an amenable number.

212223113332 is a deficient number, since it is larger than the sum of its proper divisors (179924670668).

212223113332 is a wasteful number, since it uses less digits than its factorization.

212223113332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245 (or 2220 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

Adding to 212223113332 its reverse (233311322212), we get a palindrome (445534435544).

The spelling of 212223113332 in words is "two hundred twelve billion, two hundred twenty-three million, one hundred thirteen thousand, three hundred thirty-two".

Divisors: 1 2 4 23 46 92 139 278 449 529 556 898 1058 1607 1796 2116 3197 3214 6394 6428 10327 12788 20654 36961 41308 62411 73531 73922 124822 147062 147844 223373 237521 249644 294124 446746 475042 721543 850103 893492 950084 1435453 1443086 1700206 2870906 2886172 3400412 5137579 5741812 10275158 16595489 20550316 33015419 33190978 66030838 66381956 100294477 118164317 132061676 200588954 236328634 381696247 401177908 472657268 763392494 1526784988 2306772971 4613545942 9227091884 53055778333 106111556666 212223113332