Base | Representation |
---|---|
bin | 10100111001110010… |
… | …00001111000100011 |
3 | 1001222002102021121021 |
4 | 22130321001320203 |
5 | 140440331131321 |
6 | 5053321110311 |
7 | 545044350535 |
oct | 123471017043 |
9 | 31862367537 |
10 | 11222130211 |
11 | 4839666586 |
12 | 2212328397 |
13 | 109ac5c846 |
14 | 7865b3855 |
15 | 45a31a941 |
hex | 29ce41e23 |
11222130211 has 2 divisors, whose sum is σ = 11222130212. Its totient is φ = 11222130210.
The previous prime is 11222130209. The next prime is 11222130233. The reversal of 11222130211 is 11203122211.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 11222130211 - 21 = 11222130209 is a prime.
Together with 11222130209, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (11222130011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611065105 + 5611065106.
It is an arithmetic number, because the mean of its divisors is an integer number (5611065106).
Almost surely, 211222130211 is an apocalyptic number.
11222130211 is a deficient number, since it is larger than the sum of its proper divisors (1).
11222130211 is an equidigital number, since it uses as much as digits as its factorization.
11222130211 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 11222130211 its reverse (11203122211), we get a palindrome (22425252422).
The spelling of 11222130211 in words is "eleven billion, two hundred twenty-two million, one hundred thirty thousand, two hundred eleven".
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