Base | Representation |
---|---|
bin | 10001110010000101011… |
… | …111000010111011000110 |
3 | 11022211012222211010222022 |
4 | 101302011133002323012 |
5 | 130010134104021410 |
6 | 2333214520003142 |
7 | 154200360326222 |
oct | 21620537027306 |
9 | 4284188733868 |
10 | 1222010220230 |
11 | 431284a03348 |
12 | 178a009004b2 |
13 | 8b3095a7867 |
14 | 432077a9782 |
15 | 21bc2187455 |
hex | 11c857c2ec6 |
1222010220230 has 16 divisors (see below), whose sum is σ = 2235677715504. Its totient is φ = 480790906080.
The previous prime is 1222010220217. The next prime is 1222010220241. The reversal of 1222010220230 is 320220102221.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1222010220199 and 1222010220208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1001647112 + ... + 1001648331.
It is an arithmetic number, because the mean of its divisors is an integer number (139729857219).
Almost surely, 21222010220230 is an apocalyptic number.
1222010220230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1222010220230 is a deficient number, since it is larger than the sum of its proper divisors (1013667495274).
1222010220230 is a wasteful number, since it uses less digits than its factorization.
1222010220230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2003295511.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 1222010220230 its reverse (320220102221), we get a palindrome (1542230322451).
The spelling of 1222010220230 in words is "one trillion, two hundred twenty-two billion, ten million, two hundred twenty thousand, two hundred thirty".
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