Base | Representation |
---|---|
bin | 1011000010000111110111… |
… | …1101110110100100101110 |
3 | 1120221201111021202110111122 |
4 | 2300201331331312210232 |
5 | 3042223443324311342 |
6 | 41444541215420542 |
7 | 2361304664141135 |
oct | 260417575664456 |
9 | 46851437673448 |
10 | 12131101010222 |
11 | 3957853299237 |
12 | 143b109224752 |
13 | 69cc5b709b4c |
14 | 2dd2113aa91c |
15 | 1608577694d2 |
hex | b087df7692e |
12131101010222 has 32 divisors (see below), whose sum is σ = 19232115275520. Its totient is φ = 5722990848000.
The previous prime is 12131101010221. The next prime is 12131101010263. The reversal of 12131101010222 is 22201010113121.
It is a happy number.
It is a super-2 number, since 2×121311010102222 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12131101010222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12131101010221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154314158 + ... + 154392750.
It is an arithmetic number, because the mean of its divisors is an integer number (601003602360).
Almost surely, 212131101010222 is an apocalyptic number.
12131101010222 is a deficient number, since it is larger than the sum of its proper divisors (7101014265298).
12131101010222 is a wasteful number, since it uses less digits than its factorization.
12131101010222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95048.
The product of its (nonzero) digits is 48, while the sum is 17.
Adding to 12131101010222 its reverse (22201010113121), we get a palindrome (34332111123343).
The spelling of 12131101010222 in words is "twelve trillion, one hundred thirty-one billion, one hundred one million, ten thousand, two hundred twenty-two".
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