Base | Representation |
---|---|
bin | 1011000001100110010110… |
… | …0110001100100101000011 |
3 | 1120220212021010221121112111 |
4 | 2300121211212030211003 |
5 | 3042102031132033443 |
6 | 41440452240240151 |
7 | 2360535664532326 |
oct | 260314546144503 |
9 | 46825233847474 |
10 | 12122102221123 |
11 | 3953a55754854 |
12 | 1439417610057 |
13 | 69c156291a7b |
14 | 2dc9da1cc7bd |
15 | 1604cc72b69d |
hex | b066598c943 |
12122102221123 has 2 divisors, whose sum is σ = 12122102221124. Its totient is φ = 12122102221122.
The previous prime is 12122102221093. The next prime is 12122102221169. The reversal of 12122102221123 is 32112220122121.
It is a weak prime.
It is an emirp because it is prime and its reverse (32112220122121) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12122102221123 - 217 = 12122102090051 is a prime.
It is a super-2 number, since 2×121221022211232 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12122102221094 and 12122102221103.
It is not a weakly prime, because it can be changed into another prime (12122102231123) by changing a digit.
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 as a sum of consecutive naturals, namely, 6061051110561 + 6061051110562.
It is an arithmetic number, because the mean of its divisors is an integer number (6061051110562).
Almost surely, 212122102221123 is an apocalyptic number.
12122102221123 is a deficient number, since it is larger than the sum of its proper divisors (1).
12122102221123 is an equidigital number, since it uses as much as digits as its factorization.
12122102221123 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 384, while the sum is 22.
Adding to 12122102221123 its reverse (32112220122121), we get a palindrome (44234322343244).
The spelling of 12122102221123 in words is "twelve trillion, one hundred twenty-two billion, one hundred two million, two hundred twenty-one thousand, one hundred twenty-three".
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