Base | Representation |
---|---|
bin | 110010000100010101011011… |
… | …010110110111110101000001 |
3 | 1001212122221020022110020021122 |
4 | 302010111123112313311001 |
5 | 212330230013010133441 |
6 | 2100154325212402025 |
7 | 64244640335052362 |
oct | 6204253326676501 |
9 | 1055587208406248 |
10 | 220200211021121 |
11 | 64187426571901 |
12 | 20844339176315 |
13 | 95b3a38507646 |
14 | 3c53a65db3b69 |
15 | 1a6cda5b7e34b |
hex | c8455b5b7d41 |
220200211021121 has 2 divisors, whose sum is σ = 220200211021122. Its totient is φ = 220200211021120.
The previous prime is 220200211021111. The next prime is 220200211021187. The reversal of 220200211021121 is 121120112002022.
220200211021121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 219416081290000 + 784129731121 = 14812700^2 + 885511^2 .
It is a cyclic number.
It is not a de Polignac number, because 220200211021121 - 238 = 219925333114177 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 220200211021121.
It is not a weakly prime, because it can be changed into another prime (220200211021111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110100105510560 + 110100105510561.
It is an arithmetic number, because the mean of its divisors is an integer number (110100105510561).
Almost surely, 2220200211021121 is an apocalyptic number.
It is an amenable number.
220200211021121 is a deficient number, since it is larger than the sum of its proper divisors (1).
220200211021121 is an equidigital number, since it uses as much as digits as its factorization.
220200211021121 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 220200211021121 its reverse (121120112002022), we get a palindrome (341320323023143).
The spelling of 220200211021121 in words is "two hundred twenty trillion, two hundred billion, two hundred eleven million, twenty-one thousand, one hundred twenty-one".
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