Base | Representation |
---|---|
bin | 10001101000110010001… |
… | …010001110101110000001 |
3 | 11021212102220211020121121 |
4 | 101220302022032232001 |
5 | 124324210203220001 |
6 | 2324443444352241 |
7 | 153365020510453 |
oct | 21506212165601 |
9 | 4255386736547 |
10 | 1212022320001 |
11 | 42801a003049 |
12 | 176a939a5681 |
13 | 8a3a726591c |
14 | 4293b0b62d3 |
15 | 217da3b96a1 |
hex | 11a3228eb81 |
1212022320001 has 2 divisors, whose sum is σ = 1212022320002. Its totient is φ = 1212022320000.
The previous prime is 1212022319969. The next prime is 1212022320011. The reversal of 1212022320001 is 1000232202121.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1205711606401 + 6310713600 = 1098049^2 + 79440^2 .
It is a cyclic number.
It is not a de Polignac number, because 1212022320001 - 25 = 1212022319969 is a prime.
It is not a weakly prime, because it can be changed into another prime (1212022320011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606011160000 + 606011160001.
It is an arithmetic number, because the mean of its divisors is an integer number (606011160001).
Almost surely, 21212022320001 is an apocalyptic number.
It is an amenable number.
1212022320001 is a deficient number, since it is larger than the sum of its proper divisors (1).
1212022320001 is an equidigital number, since it uses as much as digits as its factorization.
1212022320001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 1212022320001 its reverse (1000232202121), we get a palindrome (2212254522122).
The spelling of 1212022320001 in words is "one trillion, two hundred twelve billion, twenty-two million, three hundred twenty thousand, one".
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