Base | Representation |
---|---|
bin | 1010001100100000100011… |
… | …0010111101101100111101 |
3 | 1110200200000000200211220222 |
4 | 2203020020302331230331 |
5 | 2432131101112021341 |
6 | 35501450350151125 |
7 | 2234616360456623 |
oct | 243101062755475 |
9 | 43620000624828 |
10 | 11210012220221 |
11 | 3632159721381 |
12 | 13106aa4b24a5 |
13 | 63413ab1b999 |
14 | 2aa7d327b513 |
15 | 1468e8b0244b |
hex | a3208cbdb3d |
11210012220221 has 2 divisors, whose sum is σ = 11210012220222. Its totient is φ = 11210012220220.
The previous prime is 11210012220191. The next prime is 11210012220247. The reversal of 11210012220221 is 12202221001211.
11210012220221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11190965184100 + 19047036121 = 3345290^2 + 138011^2 .
It is a cyclic number.
It is not a de Polignac number, because 11210012220221 - 214 = 11210012203837 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 11210012220221.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11210012220721) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605006110110 + 5605006110111.
It is an arithmetic number, because the mean of its divisors is an integer number (5605006110111).
Almost surely, 211210012220221 is an apocalyptic number.
It is an amenable number.
11210012220221 is a deficient number, since it is larger than the sum of its proper divisors (1).
11210012220221 is an equidigital number, since it uses as much as digits as its factorization.
11210012220221 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 11210012220221 its reverse (12202221001211), we get a palindrome (23412233221432).
The spelling of 11210012220221 in words is "eleven trillion, two hundred ten billion, twelve million, two hundred twenty thousand, two hundred twenty-one".
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