Base | Representation |
---|---|
bin | 11110111111110101001… |
… | …011011101000110110001 |
3 | 21112122012212210010200221 |
4 | 132333311023131012301 |
5 | 234344442242412431 |
6 | 4310321544013041 |
7 | 306616262141443 |
oct | 36776513350661 |
9 | 7478185703627 |
10 | 2130122232241 |
11 | 75141a5168a3 |
12 | 2a49b9761181 |
13 | 125b3c864b73 |
14 | 75154296493 |
15 | 3a621938111 |
hex | 1eff52dd1b1 |
2130122232241 has 2 divisors, whose sum is σ = 2130122232242. Its totient is φ = 2130122232240.
The previous prime is 2130122232239. The next prime is 2130122232353. The reversal of 2130122232241 is 1422322210312.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1918213920016 + 211908312225 = 1384996^2 + 460335^2 .
It is a cyclic number.
It is not a de Polignac number, because 2130122232241 - 21 = 2130122232239 is a prime.
Together with 2130122232239, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (2130122232041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065061116120 + 1065061116121.
It is an arithmetic number, because the mean of its divisors is an integer number (1065061116121).
Almost surely, 22130122232241 is an apocalyptic number.
It is an amenable number.
2130122232241 is a deficient number, since it is larger than the sum of its proper divisors (1).
2130122232241 is an equidigital number, since it uses as much as digits as its factorization.
2130122232241 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 2130122232241 its reverse (1422322210312), we get a palindrome (3552444442553).
The spelling of 2130122232241 in words is "two trillion, one hundred thirty billion, one hundred twenty-two million, two hundred thirty-two thousand, two hundred forty-one".
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