Base | Representation |
---|---|
bin | 1100111011011101100… |
… | …1011001101000101110 |
3 | 210020022221101100111101 |
4 | 3032313121121220232 |
5 | 12114400234034410 |
6 | 250012435113314 |
7 | 22022226504625 |
oct | 3166731315056 |
9 | 706287340441 |
10 | 222120221230 |
11 | 8622308a876 |
12 | 3706b74283a |
13 | 17c3b04498b |
14 | aa71bd86bc |
15 | 5ba03edd3a |
hex | 33b7659a2e |
222120221230 has 32 divisors (see below), whose sum is σ = 406179671040. Its totient is φ = 87441263520.
The previous prime is 222120221209. The next prime is 222120221243. The reversal of 222120221230 is 32122021222.
It is a junction number, because it is equal to n+sod(n) for n = 222120221198 and 222120221207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206344 + ... + 697723.
It is an arithmetic number, because the mean of its divisors is an integer number (12693114720).
Almost surely, 2222120221230 is an apocalyptic number.
222120221230 is a deficient number, since it is larger than the sum of its proper divisors (184059449810).
222120221230 is a wasteful number, since it uses less digits than its factorization.
222120221230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 904464.
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 222120221230 its reverse (32122021222), we get a palindrome (254242242452).
The spelling of 222120221230 in words is "two hundred twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, two hundred thirty".
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