Base | Representation |
---|---|
bin | 10000001010110011111… |
… | …110010100110000110001 |
3 | 10221012222221020012221111 |
4 | 100022303332110300301 |
5 | 121201033440201001 |
6 | 2210235243353321 |
7 | 143163420566134 |
oct | 20126376246061 |
9 | 3835887205844 |
10 | 1111121022001 |
11 | 399250939471 |
12 | 15b414222841 |
13 | 80a16ac6a73 |
14 | 3bac847c21b |
15 | 1dd81e98851 |
hex | 102b3f94c31 |
1111121022001 has 2 divisors, whose sum is σ = 1111121022002. Its totient is φ = 1111121022000.
The previous prime is 1111121021993. The next prime is 1111121022043. The reversal of 1111121022001 is 1002201211111.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1110325838400 + 795183601 = 1053720^2 + 28199^2 .
It is a cyclic number.
It is not a de Polignac number, because 1111121022001 - 23 = 1111121021993 is a prime.
It is not a weakly prime, because it can be changed into another prime (1111121022071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555560511000 + 555560511001.
It is an arithmetic number, because the mean of its divisors is an integer number (555560511001).
Almost surely, 21111121022001 is an apocalyptic number.
It is an amenable number.
1111121022001 is a deficient number, since it is larger than the sum of its proper divisors (1).
1111121022001 is an equidigital number, since it uses as much as digits as its factorization.
1111121022001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 1111121022001 its reverse (1002201211111), we get a palindrome (2113322233112).
The spelling of 1111121022001 in words is "one trillion, one hundred eleven billion, one hundred twenty-one million, twenty-two thousand, one".
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