Base | Representation |
---|---|
bin | 101101011110100011110010… |
… | …001110110100001100101101 |
3 | 222020011222012012211001220011 |
4 | 231132203302032310030231 |
5 | 202203444240324311341 |
6 | 1545220142444053221 |
7 | 60062253214231633 |
oct | 5536436216641455 |
9 | 866158165731804 |
10 | 200012101010221 |
11 | 58803723796445 |
12 | 1a523827b34211 |
13 | 877b0a232bc66 |
14 | 37568ccc17353 |
15 | 181cb91613b81 |
hex | b5e8f23b432d |
200012101010221 has 2 divisors, whose sum is σ = 200012101010222. Its totient is φ = 200012101010220.
The previous prime is 200012101010213. The next prime is 200012101010251. The reversal of 200012101010221 is 122010101210002.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 150740321193225 + 49271779816996 = 12277635^2 + 7019386^2 .
It is a cyclic number.
It is not a de Polignac number, because 200012101010221 - 23 = 200012101010213 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (200012101010251) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100006050505110 + 100006050505111.
It is an arithmetic number, because the mean of its divisors is an integer number (100006050505111).
Almost surely, 2200012101010221 is an apocalyptic number.
It is an amenable number.
200012101010221 is a deficient number, since it is larger than the sum of its proper divisors (1).
200012101010221 is an equidigital number, since it uses as much as digits as its factorization.
200012101010221 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 200012101010221 its reverse (122010101210002), we get a palindrome (322022202220223).
The spelling of 200012101010221 in words is "two hundred trillion, twelve billion, one hundred one million, ten thousand, two hundred twenty-one".
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