Base | Representation |
---|---|
bin | 10110110000110000… |
… | …11000000011010111 |
3 | 1011112122110122101101 |
4 | 23120120120003113 |
5 | 200011333000343 |
6 | 5340333210531 |
7 | 611554004434 |
oct | 133030300327 |
9 | 34478418341 |
10 | 12220203223 |
11 | 5200a93608 |
12 | 2450630a47 |
13 | 11c99738a7 |
14 | 83cd7cb8b |
15 | 4b7c6ae4d |
hex | 2d86180d7 |
12220203223 has 2 divisors, whose sum is σ = 12220203224. Its totient is φ = 12220203222.
The previous prime is 12220203221. The next prime is 12220203227. The reversal of 12220203223 is 32230202221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12220203223 - 21 = 12220203221 is a prime.
It is a super-2 number, since 2×122202032232 (a number of 21 digits) contains 22 as substring.
Together with 12220203221, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 12220203223.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12220203221) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110101611 + 6110101612.
It is an arithmetic number, because the mean of its divisors is an integer number (6110101612).
Almost surely, 212220203223 is an apocalyptic number.
12220203223 is a deficient number, since it is larger than the sum of its proper divisors (1).
12220203223 is an equidigital number, since it uses as much as digits as its factorization.
12220203223 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 12220203223 its reverse (32230202221), we get a palindrome (44450405444).
The spelling of 12220203223 in words is "twelve billion, two hundred twenty million, two hundred three thousand, two hundred twenty-three".
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