Base | Representation |
---|---|
bin | 111000011111100111… |
… | …1111000011001000001 |
3 | 102121011000101022221102 |
4 | 1300333033320121001 |
5 | 3441430433241113 |
6 | 131422253104145 |
7 | 11523266534036 |
oct | 1607717703101 |
9 | 377130338842 |
10 | 121320212033 |
11 | 474a7107a49 |
12 | 1b619a88055 |
13 | b59587b117 |
14 | 5c2c80938d |
15 | 3250d39758 |
hex | 1c3f3f8641 |
121320212033 has 2 divisors, whose sum is σ = 121320212034. Its totient is φ = 121320212032.
The previous prime is 121320212009. The next prime is 121320212129. The reversal of 121320212033 is 330212023121.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 105097859344 + 16222352689 = 324188^2 + 127367^2 .
It is a cyclic number.
It is not a de Polignac number, because 121320212033 - 218 = 121319949889 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 121320211996 and 121320212014.
It is not a weakly prime, because it can be changed into another prime (121320212333) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60660106016 + 60660106017.
It is an arithmetic number, because the mean of its divisors is an integer number (60660106017).
Almost surely, 2121320212033 is an apocalyptic number.
It is an amenable number.
121320212033 is a deficient number, since it is larger than the sum of its proper divisors (1).
121320212033 is an equidigital number, since it uses as much as digits as its factorization.
121320212033 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 121320212033 its reverse (330212023121), we get a palindrome (451532235154).
The spelling of 121320212033 in words is "one hundred twenty-one billion, three hundred twenty million, two hundred twelve thousand, thirty-three".
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