Base | Representation |
---|---|
bin | 10100111000100110… |
… | …01111001011110110 |
3 | 1001221101202221202202 |
4 | 22130103033023312 |
5 | 140430312120342 |
6 | 5052324504502 |
7 | 544564216304 |
oct | 123423171366 |
9 | 31841687682 |
10 | 11212223222 |
11 | 483400a292 |
12 | 220ab4b132 |
13 | 1098ba1415 |
14 | 785155274 |
15 | 459510332 |
hex | 29c4cf2f6 |
11212223222 has 8 divisors (see below), whose sum is σ = 16850617272. Its totient is φ = 5595350800.
The previous prime is 11212223221. The next prime is 11212223233. The reversal of 11212223222 is 22232221211.
11212223222 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×112122232222 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 11212223194 and 11212223203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11212223221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5379104 + ... + 5381187.
It is an arithmetic number, because the mean of its divisors is an integer number (2106327159).
Almost surely, 211212223222 is an apocalyptic number.
11212223222 is a deficient number, since it is larger than the sum of its proper divisors (5638394050).
11212223222 is a wasteful number, since it uses less digits than its factorization.
11212223222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10760814.
The product of its digits is 384, while the sum is 20.
Adding to 11212223222 its reverse (22232221211), we get a palindrome (33444444433).
The spelling of 11212223222 in words is "eleven billion, two hundred twelve million, two hundred twenty-three thousand, two hundred twenty-two".
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