Base | Representation |
---|---|
bin | 10011000001010111… |
… | …10001001111100110 |
3 | 222100200201102120020 |
4 | 21200223301033212 |
5 | 131403234134342 |
6 | 4405155020010 |
7 | 511030514424 |
oct | 114053611746 |
9 | 28320642506 |
10 | 10212021222 |
11 | 4370468767 |
12 | 1b8bb9a606 |
13 | c698c3310 |
14 | 6cc394114 |
15 | 3eb7de0ec |
hex | 260af13e6 |
10212021222 has 16 divisors (see below), whose sum is σ = 21995122800. Its totient is φ = 3142160352.
The previous prime is 10212021217. The next prime is 10212021223. The reversal of 10212021222 is 22212021201.
10212021222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10212021223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65461597 + ... + 65461752.
It is an arithmetic number, because the mean of its divisors is an integer number (1374695175).
Almost surely, 210212021222 is an apocalyptic number.
10212021222 is an abundant number, since it is smaller than the sum of its proper divisors (11783101578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10212021222 is a wasteful number, since it uses less digits than its factorization.
10212021222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130923367.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 10212021222 its reverse (22212021201), we get a palindrome (32424042423).
The spelling of 10212021222 in words is "ten billion, two hundred twelve million, twenty-one thousand, two hundred twenty-two".
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