Base | Representation |
---|---|
bin | 10110100101000101… |
… | …11010011100001111 |
3 | 1011021211020202110102 |
4 | 23102202322130033 |
5 | 144311302132343 |
6 | 5322515001315 |
7 | 606254603663 |
oct | 132242723417 |
9 | 34254222412 |
10 | 12122302223 |
11 | 51607a6099 |
12 | 242389923b |
13 | 11b25b65c5 |
14 | 82dd768a3 |
15 | 4ae37d3b8 |
hex | 2d28ba70f |
12122302223 has 2 divisors, whose sum is σ = 12122302224. Its totient is φ = 12122302222.
The previous prime is 12122302211. The next prime is 12122302259. The reversal of 12122302223 is 32220322121.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12122302223 - 210 = 12122301199 is a prime.
It is a super-2 number, since 2×121223022232 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12122302195 and 12122302204.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12122308223) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061151111 + 6061151112.
It is an arithmetic number, because the mean of its divisors is an integer number (6061151112).
Almost surely, 212122302223 is an apocalyptic number.
12122302223 is a deficient number, since it is larger than the sum of its proper divisors (1).
12122302223 is an equidigital number, since it uses as much as digits as its factorization.
12122302223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 12122302223 its reverse (32220322121), we get a palindrome (44342624344).
The spelling of 12122302223 in words is "twelve billion, one hundred twenty-two million, three hundred two thousand, two hundred twenty-three".
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