Base | Representation |
---|---|
bin | 10001100111000110110… |
… | …110100110001011110010 |
3 | 11021200210110020002002222 |
4 | 101213012312212023302 |
5 | 124312013313323442 |
6 | 2323545053441042 |
7 | 153302300235515 |
oct | 21470666461362 |
9 | 4250713202088 |
10 | 1210222011122 |
11 | 427285858373 |
12 | 176670aa0182 |
13 | 8a17b2980b7 |
14 | 42809d5cd7c |
15 | 217322ee8d2 |
hex | 119c6da62f2 |
1210222011122 has 32 divisors (see below), whose sum is σ = 1948638418992. Its totient is φ = 561659664384.
The previous prime is 1210222011113. The next prime is 1210222011133. The reversal of 1210222011122 is 2211102220121.
It can be written as a sum of positive squares in 8 ways, for example, as 722960773441 + 487261237681 = 850271^2 + 698041^2 .
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a self number, because there is not a number n which added to its sum of digits gives 1210222011122.
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, 36749408 + ... + 36782324.
Almost surely, 21210222011122 is an apocalyptic number.
1210222011122 is a deficient number, since it is larger than the sum of its proper divisors (738416407870).
1210222011122 is a wasteful number, since it uses less digits than its factorization.
1210222011122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47822.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 1210222011122 its reverse (2211102220121), we get a palindrome (3421324231243).
The spelling of 1210222011122 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, eleven thousand, one hundred twenty-two".
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