Base | Representation |
---|---|
bin | 100000010011101001000… |
… | …000000001010000011011 |
3 | 21212020111102211020021101 |
4 | 200103221000001100123 |
5 | 242333242212034321 |
6 | 4415523325452231 |
7 | 316253310341353 |
oct | 40235100012033 |
9 | 7766442736241 |
10 | 2220112221211 |
11 | 7865a951a505 |
12 | 2ba333111077 |
13 | 131481590551 |
14 | 7964db09b63 |
15 | 3cb3be88791 |
hex | 204e900141b |
2220112221211 has 2 divisors, whose sum is σ = 2220112221212. Its totient is φ = 2220112221210.
The previous prime is 2220112221181. The next prime is 2220112221253. The reversal of 2220112221211 is 1121222110222.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2220112221211 - 29 = 2220112220699 is a prime.
It is not a weakly prime, because it can be changed into another prime (2220112221511) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110056110605 + 1110056110606.
It is an arithmetic number, because the mean of its divisors is an integer number (1110056110606).
Almost surely, 22220112221211 is an apocalyptic number.
2220112221211 is a deficient number, since it is larger than the sum of its proper divisors (1).
2220112221211 is an equidigital number, since it uses as much as digits as its factorization.
2220112221211 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 2220112221211 its reverse (1121222110222), we get a palindrome (3341334331433).
The spelling of 2220112221211 in words is "two trillion, two hundred twenty billion, one hundred twelve million, two hundred twenty-one thousand, two hundred eleven".
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