Base | Representation |
---|---|
bin | 111000111010011100… |
… | …0011000000111110011 |
3 | 102200110201112022201020 |
4 | 1301310320120013303 |
5 | 4000301311121321 |
6 | 132051435110523 |
7 | 11554504013352 |
oct | 1616470300763 |
9 | 380421468636 |
10 | 122220020211 |
11 | 47919019173 |
12 | 1b82b2a2443 |
13 | b6aa1083b3 |
14 | 5cb6115999 |
15 | 32a4d294c6 |
hex | 1c74e181f3 |
122220020211 has 16 divisors (see below), whose sum is σ = 163973548800. Its totient is φ = 80973826208.
The previous prime is 122220020203. The next prime is 122220020227. The reversal of 122220020211 is 112020022221.
It is a cyclic number.
It is not a de Polignac number, because 122220020211 - 23 = 122220020203 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122220020231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 792145 + ... + 933773.
It is an arithmetic number, because the mean of its divisors is an integer number (10248346800).
Almost surely, 2122220020211 is an apocalyptic number.
122220020211 is a deficient number, since it is larger than the sum of its proper divisors (41753528589).
122220020211 is a wasteful number, since it uses less digits than its factorization.
122220020211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143418.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 122220020211 its reverse (112020022221), we get a palindrome (234240042432).
The spelling of 122220020211 in words is "one hundred twenty-two billion, two hundred twenty million, twenty thousand, two hundred eleven".
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