Base | Representation |
---|---|
bin | 1100111000100001101… |
… | …0101000000010100110 |
3 | 210011022000020020101012 |
4 | 3032020122220002212 |
5 | 12111241443410342 |
6 | 245402321102222 |
7 | 21663546033245 |
oct | 3161032500246 |
9 | 704260206335 |
10 | 221332013222 |
11 | 859591734a1 |
12 | 36a8b787972 |
13 | 17b439601c8 |
14 | a9d925c95c |
15 | 5b56105b82 |
hex | 33886a80a6 |
221332013222 has 32 divisors (see below), whose sum is σ = 347176833024. Its totient is φ = 105708564000.
The previous prime is 221332013209. The next prime is 221332013333. The reversal of 221332013222 is 222310233122.
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, 1394543 + ... + 1545125.
It is an arithmetic number, because the mean of its divisors is an integer number (10849276032).
Almost surely, 2221332013222 is an apocalyptic number.
221332013222 is a deficient number, since it is larger than the sum of its proper divisors (125844819802).
221332013222 is a wasteful number, since it uses less digits than its factorization.
221332013222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150924.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 221332013222 its reverse (222310233122), we get a palindrome (443642246344).
The spelling of 221332013222 in words is "two hundred twenty-one billion, three hundred thirty-two million, thirteen thousand, two hundred twenty-two".
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