Base | Representation |
---|---|
bin | 111000110110111011… |
… | …1000000100110100110 |
3 | 102200011111212111212201 |
4 | 1301231313000212212 |
5 | 4000031132034342 |
6 | 132032030205114 |
7 | 11551543520152 |
oct | 1615567004646 |
9 | 380144774781 |
10 | 122102221222 |
11 | 47868580033 |
12 | 1b7b795379a |
13 | b68b8a2257 |
14 | 5ca4610062 |
15 | 329980adb7 |
hex | 1c6ddc09a6 |
122102221222 has 8 divisors (see below), whose sum is σ = 183155546376. Its totient is φ = 61050372432.
The previous prime is 122102221187. The next prime is 122102221229. The reversal of 122102221222 is 222122201221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 122102221222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122102221229) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 131823 + ... + 511450.
It is an arithmetic number, because the mean of its divisors is an integer number (22894443297).
Almost surely, 2122102221222 is an apocalyptic number.
122102221222 is a deficient number, since it is larger than the sum of its proper divisors (61053325154).
122102221222 is an equidigital number, since it uses as much as digits as its factorization.
122102221222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 738182.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 122102221222 its reverse (222122201221), we get a palindrome (344224422443).
The spelling of 122102221222 in words is "one hundred twenty-two billion, one hundred two million, two hundred twenty-one thousand, two hundred twenty-two".
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