Base | Representation |
---|---|
bin | 10110100010100101… |
… | …00000001011001001 |
3 | 1011020100120211100122 |
4 | 23101102200023021 |
5 | 144240403114423 |
6 | 5320443113025 |
7 | 605610461600 |
oct | 132122401311 |
9 | 34210524318 |
10 | 12101223113 |
11 | 514a909041 |
12 | 2418812775 |
13 | 11ab115c65 |
14 | 82b24aa37 |
15 | 4ac5b78c8 |
hex | 2d14a02c9 |
12101223113 has 12 divisors (see below), whose sum is σ = 14107363200. Its totient is φ = 10350054792.
The previous prime is 12101223097. The next prime is 12101223133. The reversal of 12101223113 is 31132210121.
It is not a de Polignac number, because 12101223113 - 24 = 12101223097 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12101223091 and 12101223100.
It is not an unprimeable number, because it can be changed into a prime (12101223133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244013 + ... + 289386.
It is an arithmetic number, because the mean of its divisors is an integer number (1175613600).
Almost surely, 212101223113 is an apocalyptic number.
It is an amenable number.
12101223113 is a deficient number, since it is larger than the sum of its proper divisors (2006140087).
12101223113 is an equidigital number, since it uses as much as digits as its factorization.
12101223113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 533876 (or 533869 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 12101223113 its reverse (31132210121), we get a palindrome (43233433234).
The spelling of 12101223113 in words is "twelve billion, one hundred one million, two hundred twenty-three thousand, one hundred thirteen".
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