Base | Representation |
---|---|
bin | 10110110000111111… |
… | …00111011000011110 |
3 | 1011112210001001200020 |
4 | 23120133213120132 |
5 | 200012324213042 |
6 | 5340442013010 |
7 | 611606100405 |
oct | 133037473036 |
9 | 34483031606 |
10 | 12222101022 |
11 | 520206a43a |
12 | 24511a7166 |
13 | 11ca189651 |
14 | 83d31463c |
15 | 4b7ee33ec |
hex | 2d87e761e |
12222101022 has 16 divisors (see below), whose sum is σ = 24546481920. Its totient is φ = 4056987032.
The previous prime is 12222100991. The next prime is 12222101027. The reversal of 12222101022 is 22010122221.
It is a junction number, because it is equal to n+sod(n) for n = 12222100992 and 12222101010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12222101027) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4260108 + ... + 4262975.
It is an arithmetic number, because the mean of its divisors is an integer number (1534155120).
Almost surely, 212222101022 is an apocalyptic number.
12222101022 is an abundant number, since it is smaller than the sum of its proper divisors (12324380898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12222101022 is a wasteful number, since it uses less digits than its factorization.
12222101022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8523327.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 12222101022 its reverse (22010122221), we get a palindrome (34232223243).
The spelling of 12222101022 in words is "twelve billion, two hundred twenty-two million, one hundred one thousand, twenty-two".
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