Base | Representation |
---|---|
bin | 1011000111010111100011… |
… | …1000010111101101001001 |
3 | 1121021100002010201102202212 |
4 | 2301311320320113231021 |
5 | 3100213014230001301 |
6 | 41554202452034505 |
7 | 2400644656001546 |
oct | 261657070275511 |
9 | 47240063642685 |
10 | 12221210000201 |
11 | 3991a93491094 |
12 | 1454676602a35 |
13 | 6a85bbc9c827 |
14 | 30371c959bcd |
15 | 162d7d4744bb |
hex | b1d78e17b49 |
12221210000201 has 2 divisors, whose sum is σ = 12221210000202. Its totient is φ = 12221210000200.
The previous prime is 12221210000191. The next prime is 12221210000261. The reversal of 12221210000201 is 10200001212221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 8631985024576 + 3589224975625 = 2938024^2 + 1894525^2 .
It is a cyclic number.
It is not a de Polignac number, because 12221210000201 - 26 = 12221210000137 is a prime.
It is not a weakly prime, because it can be changed into another prime (12221210000261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110605000100 + 6110605000101.
It is an arithmetic number, because the mean of its divisors is an integer number (6110605000101).
Almost surely, 212221210000201 is an apocalyptic number.
It is an amenable number.
12221210000201 is a deficient number, since it is larger than the sum of its proper divisors (1).
12221210000201 is an equidigital number, since it uses as much as digits as its factorization.
12221210000201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 12221210000201 its reverse (10200001212221), we get a palindrome (22421211212422).
The spelling of 12221210000201 in words is "twelve trillion, two hundred twenty-one billion, two hundred ten million, two hundred one", and thus it is an aban number.
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