Base | Representation |
---|---|
bin | 110000001101010100001110… |
… | …111111001001100010100011 |
3 | 1000210201001001210000001022002 |
4 | 300031110032333021202203 |
5 | 210242224121333032321 |
6 | 2030533125053434215 |
7 | 62442014522343335 |
oct | 6015241677114243 |
9 | 1023631053001262 |
10 | 212021312002211 |
11 | 61613808271918 |
12 | 1b94319849b96b |
13 | 913c6a710435a |
14 | 3a4dc59c51455 |
15 | 197a262edc20b |
hex | c0d50efc98a3 |
212021312002211 has 32 divisors (see below), whose sum is σ = 240603141841920. Its totient is φ = 185622074841600.
The previous prime is 212021312002207. The next prime is 212021312002309. The reversal of 212021312002211 is 112200213120212.
It is not a de Polignac number, because 212021312002211 - 22 = 212021312002207 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212021332002211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1827590 + ... + 20673236.
It is an arithmetic number, because the mean of its divisors is an integer number (7518848182560).
Almost surely, 2212021312002211 is an apocalyptic number.
212021312002211 is a deficient number, since it is larger than the sum of its proper divisors (28581829839709).
212021312002211 is a wasteful number, since it uses less digits than its factorization.
212021312002211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18846315.
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 212021312002211 its reverse (112200213120212), we get a palindrome (324221525122423).
The spelling of 212021312002211 in words is "two hundred twelve trillion, twenty-one billion, three hundred twelve million, two thousand, two hundred eleven".
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