Base | Representation |
---|---|
bin | 101101101110101101101010… |
… | …000000010000001111011011 |
3 | 222101010002120202112102012102 |
4 | 231232231222000100033123 |
5 | 202330141242234134321 |
6 | 1551430134011434015 |
7 | 60235412622153425 |
oct | 5556555200201733 |
9 | 871102522472172 |
10 | 201122212021211 |
11 | 590a14a6493668 |
12 | 1a6829b9a5590b |
13 | 882b987ac1c70 |
14 | 379451d09d815 |
15 | 183b9b4a9ec0b |
hex | b6eb6a0103db |
201122212021211 has 8 divisors (see below), whose sum is σ = 216954742653600. Its totient is φ = 185341337281152.
The previous prime is 201122212021187. The next prime is 201122212021259. The reversal of 201122212021211 is 112120212221102.
201122212021211 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 not a de Polignac number, because 201122212021211 - 210 = 201122212020187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (201122212021811) 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, 12913964990 + ... + 12913980563.
It is an arithmetic number, because the mean of its divisors is an integer number (27119342831700).
Almost surely, 2201122212021211 is an apocalyptic number.
201122212021211 is a deficient number, since it is larger than the sum of its proper divisors (15832530632389).
201122212021211 is a wasteful number, since it uses less digits than its factorization.
201122212021211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25827946165.
The product of its (nonzero) digits is 128, while the sum is 20.
Adding to 201122212021211 its reverse (112120212221102), we get a palindrome (313242424242313).
The spelling of 201122212021211 in words is "two hundred one trillion, one hundred twenty-two billion, two hundred twelve million, twenty-one thousand, two hundred eleven".
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