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12230223122 = 2133795472269
BaseRepresentation
bin10110110001111101…
…00110010100010010
31011120100022201002202
423120332212110102
5200021414114442
65341332043202
7612035116115
oct133076462422
934510281082
1012230223122
115206707717
122453a63502
1311cba71520
1484042a57c
154b8a99c32
hex2d8fa6512

12230223122 has 32 divisors (see below), whose sum is σ = 19853601600. Its totient is φ = 5617055808.

The previous prime is 12230223101. The next prime is 12230223133. The reversal of 12230223122 is 22132203221.

It is a happy number.

12230223122 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 2×122302231222 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12230223094 and 12230223103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5389004 + ... + 5391272.

It is an arithmetic number, because the mean of its divisors is an integer number (620425050).

Almost surely, 212230223122 is an apocalyptic number.

12230223122 is a deficient number, since it is larger than the sum of its proper divisors (7623378478).

12230223122 is a wasteful number, since it uses less digits than its factorization.

12230223122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12230223122 its reverse (22132203221), we get a palindrome (34362426343).

The spelling of 12230223122 in words is "twelve billion, two hundred thirty million, two hundred twenty-three thousand, one hundred twenty-two".

Divisors: 1 2 13 26 379 547 758 1094 2269 4538 4927 7111 9854 14222 29497 58994 207313 414626 859951 1241143 1719902 2482286 2695069 5390138 11179363 16134859 22358726 32269718 470393197 940786394 6115111561 12230223122