Base | Representation |
---|---|
bin | 110000001101001010110101… |
… | …100101010011111000011011 |
3 | 1000210200002000121010000201102 |
4 | 300031022311211103320123 |
5 | 210242042440330401021 |
6 | 2030524335540342015 |
7 | 62441206503645104 |
oct | 6015126545237033 |
9 | 1023602017100642 |
10 | 212011222122011 |
11 | 6160a4aa848554 |
12 | 1b9412413a490b |
13 | 913b759907640 |
14 | 3a4d57dbb33ab |
15 | 1979d722c800b |
hex | c0d2b5953e1b |
212011222122011 has 8 divisors (see below), whose sum is σ = 229343633178240. Its totient is φ = 194825076138432.
The previous prime is 212011222121999. The next prime is 212011222122053. The reversal of 212011222122011 is 110221222110212.
212011222122011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 212011222122011 - 234 = 211994042252827 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212011222422011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36566265146 + ... + 36566270943.
It is an arithmetic number, because the mean of its divisors is an integer number (28667954147280).
Almost surely, 2212011222122011 is an apocalyptic number.
212011222122011 is a deficient number, since it is larger than the sum of its proper divisors (17332411056229).
212011222122011 is a wasteful number, since it uses less digits than its factorization.
212011222122011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73132536325.
The product of its (nonzero) digits is 128, while the sum is 20.
Adding to 212011222122011 its reverse (110221222110212), we get a palindrome (322232444232223).
The spelling of 212011222122011 in words is "two hundred twelve trillion, eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, eleven".
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