Base | Representation |
---|---|
bin | 1011101101100100011… |
… | …1011100010000000011 |
3 | 201020100202012001101212 |
4 | 2323121013130100003 |
5 | 11244040020232321 |
6 | 232233552120335 |
7 | 20352125102150 |
oct | 2733107342003 |
9 | 636322161355 |
10 | 201211102211 |
11 | 78373470219 |
12 | 32bb52360ab |
13 | 15c881ccac2 |
14 | 9a4aca1227 |
15 | 537995455b |
hex | 2ed91dc403 |
201211102211 has 8 divisors (see below), whose sum is σ = 229973136384. Its totient is φ = 172453465800.
The previous prime is 201211102181. The next prime is 201211102217. The reversal of 201211102211 is 112201112102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 201211102211 - 210 = 201211101187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (201211102217) 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, 1000805 + ... + 1184918.
It is an arithmetic number, because the mean of its divisors is an integer number (28746642048).
Almost surely, 2201211102211 is an apocalyptic number.
201211102211 is a deficient number, since it is larger than the sum of its proper divisors (28762034173).
201211102211 is a wasteful number, since it uses less digits than its factorization.
201211102211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2198881.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 201211102211 its reverse (112201112102), we get a palindrome (313412214313).
The spelling of 201211102211 in words is "two hundred one billion, two hundred eleven million, one hundred two thousand, two hundred eleven".
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