Base | Representation |
---|---|
bin | 10001110010011100110… |
… | …101100101010010011011 |
3 | 11022212020022000211102212 |
4 | 101302130311211102123 |
5 | 130011434403112443 |
6 | 2333321433145335 |
7 | 154213155411266 |
oct | 21623465452233 |
9 | 4285208024385 |
10 | 1222402004123 |
11 | 431466077393 |
12 | 178aabb5b24b |
13 | 8b36c800551 |
14 | 43243831cdd |
15 | 21be6776618 |
hex | 11c9cd6549b |
1222402004123 has 2 divisors, whose sum is σ = 1222402004124. Its totient is φ = 1222402004122.
The previous prime is 1222402004101. The next prime is 1222402004141. The reversal of 1222402004123 is 3214002042221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1222402004123 - 210 = 1222402003099 is a prime.
It is not a weakly prime, because it can be changed into another prime (1222402004023) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611201002061 + 611201002062.
It is an arithmetic number, because the mean of its divisors is an integer number (611201002062).
Almost surely, 21222402004123 is an apocalyptic number.
1222402004123 is a deficient number, since it is larger than the sum of its proper divisors (1).
1222402004123 is an equidigital number, since it uses as much as digits as its factorization.
1222402004123 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 1222402004123 its reverse (3214002042221), we get a palindrome (4436404046344).
The spelling of 1222402004123 in words is "one trillion, two hundred twenty-two billion, four hundred two million, four thousand, one hundred twenty-three".
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