Base | Representation |
---|---|
bin | 11110101111001010001… |
… | …000101100101100110011 |
3 | 21110221000020222200220100 |
4 | 132233022020230230303 |
5 | 234101311334021321 |
6 | 4254201321443443 |
7 | 305413533431523 |
oct | 36571210545463 |
9 | 7427006880810 |
10 | 2112220220211 |
11 | 744873281232 |
12 | 2a1442340583 |
13 | 124248a2233a |
14 | 74336895683 |
15 | 39e24e88326 |
hex | 1ebca22cb33 |
2112220220211 has 24 divisors (see below), whose sum is σ = 3054004218720. Its totient is φ = 1406753712000.
The previous prime is 2112220220197. The next prime is 2112220220221. The reversal of 2112220220211 is 1120220222112.
It is a happy number.
2112220220211 is a `hidden beast` number, since 2 + 1 + 12 + 220 + 220 + 211 = 666.
It is not a de Polignac number, because 2112220220211 - 27 = 2112220220083 is a prime.
It is a super-2 number, since 2×21122202202112 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2112220220221) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60974866 + ... + 61009496.
It is an arithmetic number, because the mean of its divisors is an integer number (127250175780).
Almost surely, 22112220220211 is an apocalyptic number.
2112220220211 is a deficient number, since it is larger than the sum of its proper divisors (941783998509).
2112220220211 is a wasteful number, since it uses less digits than its factorization.
2112220220211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41147 (or 41144 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 2112220220211 its reverse (1120220222112), we get a palindrome (3232440442323).
The spelling of 2112220220211 in words is "two trillion, one hundred twelve billion, two hundred twenty million, two hundred twenty thousand, two hundred eleven".
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