Base | Representation |
---|---|
bin | 111000011001001001… |
… | …1011001111100111011 |
3 | 102120120212201110010001 |
4 | 1300302103121330323 |
5 | 3441004334011443 |
6 | 131344534133431 |
7 | 11515021534333 |
oct | 1606223317473 |
9 | 376525643101 |
10 | 121103032123 |
11 | 473a5560517 |
12 | 1b5791b1277 |
13 | b55c88a1b8 |
14 | 5c0ba340c3 |
15 | 323bc39d4d |
hex | 1c324d9f3b |
121103032123 has 2 divisors, whose sum is σ = 121103032124. Its totient is φ = 121103032122.
The previous prime is 121103032117. The next prime is 121103032147. The reversal of 121103032123 is 321230301121.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-121103032123 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 121103032123.
It is not a weakly prime, because it can be changed into another prime (121103032153) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60551516061 + 60551516062.
It is an arithmetic number, because the mean of its divisors is an integer number (60551516062).
Almost surely, 2121103032123 is an apocalyptic number.
121103032123 is a deficient number, since it is larger than the sum of its proper divisors (1).
121103032123 is an equidigital number, since it uses as much as digits as its factorization.
121103032123 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 121103032123 its reverse (321230301121), we get a palindrome (442333333244).
The spelling of 121103032123 in words is "one hundred twenty-one billion, one hundred three million, thirty-two thousand, one hundred twenty-three".
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