Base | Representation |
---|---|
bin | 111001010100101101… |
… | …0010011101011001011 |
3 | 102202202010212111122002 |
4 | 1302221122103223023 |
5 | 4004102420030443 |
6 | 132315120421215 |
7 | 11615365020122 |
oct | 1625132235313 |
9 | 382663774562 |
10 | 123101330123 |
11 | 48230545372 |
12 | 1ba3647780b |
13 | b7ba889955 |
14 | 5d5b1a8ab9 |
15 | 33073b32b8 |
hex | 1ca9693acb |
123101330123 has 2 divisors, whose sum is σ = 123101330124. Its totient is φ = 123101330122.
The previous prime is 123101330117. The next prime is 123101330159. The reversal of 123101330123 is 321033101321.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 123101330123 - 28 = 123101329867 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 123101330095 and 123101330104.
It is not a weakly prime, because it can be changed into another prime (123101300123) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61550665061 + 61550665062.
It is an arithmetic number, because the mean of its divisors is an integer number (61550665062).
Almost surely, 2123101330123 is an apocalyptic number.
123101330123 is a deficient number, since it is larger than the sum of its proper divisors (1).
123101330123 is an equidigital number, since it uses as much as digits as its factorization.
123101330123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 123101330123 its reverse (321033101321), we get a palindrome (444134431444).
The spelling of 123101330123 in words is "one hundred twenty-three billion, one hundred one million, three hundred thirty thousand, one hundred twenty-three".
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