Base | Representation |
---|---|
bin | 1100010010011100100… |
… | …1100011001001111110 |
3 | 202011220122002221110222 |
4 | 3010213021203021332 |
5 | 11424323203242342 |
6 | 240552132301342 |
7 | 21152336124200 |
oct | 3044711431176 |
9 | 664818087428 |
10 | 211110212222 |
11 | 81593236078 |
12 | 34ab8471852 |
13 | 16ba5024650 |
14 | a309880770 |
15 | 5758a33ed2 |
hex | 312726327e |
211110212222 has 48 divisors (see below), whose sum is σ = 396846293760. Its totient is φ = 83485668672.
The previous prime is 211110212213. The next prime is 211110212237. The reversal of 211110212222 is 222212011112.
211110212222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2111102122223 (a number of 35 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 211110212222.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 3639068 + ... + 3696624.
It is an arithmetic number, because the mean of its divisors is an integer number (8267631120).
Almost surely, 2211110212222 is an apocalyptic number.
211110212222 is a deficient number, since it is larger than the sum of its proper divisors (185736081538).
211110212222 is a wasteful number, since it uses less digits than its factorization.
211110212222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60465 (or 60458 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 211110212222 its reverse (222212011112), we get a palindrome (433322223334).
The spelling of 211110212222 in words is "two hundred eleven billion, one hundred ten million, two hundred twelve thousand, two hundred twenty-two".
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