Base | Representation |
---|---|
bin | 110000001101001011100100… |
… | …101010011111001100010011 |
3 | 1000210200011001122102101212212 |
4 | 300031023210222133030103 |
5 | 210242101100033230321 |
6 | 2030524550154342335 |
7 | 62441235204606242 |
oct | 6015134452371423 |
9 | 1023604048371785 |
10 | 212012012008211 |
11 | 6160a875700768 |
12 | 1b941421a2a9ab |
13 | 913b854458c1c |
14 | 3a4d616a68959 |
15 | 1979dbb80355b |
hex | c0d2e4a9f313 |
212012012008211 has 2 divisors, whose sum is σ = 212012012008212. Its totient is φ = 212012012008210.
The previous prime is 212012012008201. The next prime is 212012012008249. The reversal of 212012012008211 is 112800210210212.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-212012012008211 is a prime.
It is a super-2 number, since 2×2120120120082112 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (212012012008201) 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 as a sum of consecutive naturals, namely, 106006006004105 + 106006006004106.
It is an arithmetic number, because the mean of its divisors is an integer number (106006006004106).
Almost surely, 2212012012008211 is an apocalyptic number.
212012012008211 is a deficient number, since it is larger than the sum of its proper divisors (1).
212012012008211 is an equidigital number, since it uses as much as digits as its factorization.
212012012008211 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 256, while the sum is 23.
Adding to 212012012008211 its reverse (112800210210212), we get a palindrome (324812222218423).
The spelling of 212012012008211 in words is "two hundred twelve trillion, twelve billion, twelve million, eight thousand, two hundred eleven".
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