Base | Representation |
---|---|
bin | 10001110010010001111… |
… | …111010010101111011110 |
3 | 11022211202121120002000122 |
4 | 101302101333102233132 |
5 | 130011101310001342 |
6 | 2333251412154542 |
7 | 154205515405544 |
oct | 21622177225736 |
9 | 4284677502018 |
10 | 1222220000222 |
11 | 431382366141 |
12 | 178a5b008a52 |
13 | 8b340ba7530 |
14 | 432275b5d94 |
15 | 21bd57c44d2 |
hex | 11c91fd2bde |
1222220000222 has 16 divisors (see below), whose sum is σ = 1974411582192. Its totient is φ = 564085482240.
The previous prime is 1222220000219. The next prime is 1222220000293. The reversal of 1222220000222 is 2220000222221.
It is a self number, because there is not a number n which added to its sum of digits gives 1222220000222.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287822 + ... + 1589742.
It is an arithmetic number, because the mean of its divisors is an integer number (123400723887).
Almost surely, 21222220000222 is an apocalyptic number.
1222220000222 is a deficient number, since it is larger than the sum of its proper divisors (752191581970).
1222220000222 is a wasteful number, since it uses less digits than its factorization.
1222220000222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1338043.
The product of its (nonzero) digits is 256, while the sum is 17.
Adding to 1222220000222 its reverse (2220000222221), we get a palindrome (3442220222443).
The spelling of 1222220000222 in words is "one trillion, two hundred twenty-two billion, two hundred twenty million, two hundred twenty-two", and thus it is an aban number.
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