Base | Representation |
---|---|
bin | 101111100110001000… |
… | …0110111101001010001 |
3 | 100202211021110001201102 |
4 | 1133030100313221101 |
5 | 3133312033101342 |
6 | 114542153114145 |
7 | 10245614024105 |
oct | 1371420675121 |
9 | 322737401642 |
10 | 102211222097 |
11 | 3a39062aa86 |
12 | 179863b8955 |
13 | 983b96cc9a |
14 | 4d389bd905 |
15 | 29d3421832 |
hex | 17cc437a51 |
102211222097 has 2 divisors, whose sum is σ = 102211222098. Its totient is φ = 102211222096.
The previous prime is 102211222079. The next prime is 102211222103. The reversal of 102211222097 is 790222112201.
Together with previous prime (102211222079) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 85952166976 + 16259055121 = 293176^2 + 127511^2 .
It is an emirp because it is prime and its reverse (790222112201) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 102211222097 - 212 = 102211218001 is a prime.
It is a super-2 number, since 2×1022112220972 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (102211222027) 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, 51105611048 + 51105611049.
It is an arithmetic number, because the mean of its divisors is an integer number (51105611049).
Almost surely, 2102211222097 is an apocalyptic number.
It is an amenable number.
102211222097 is a deficient number, since it is larger than the sum of its proper divisors (1).
102211222097 is an equidigital number, since it uses as much as digits as its factorization.
102211222097 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2016, while the sum is 29.
Adding to 102211222097 its reverse (790222112201), we get a palindrome (892433334298).
The spelling of 102211222097 in words is "one hundred two billion, two hundred eleven million, two hundred twenty-two thousand, ninety-seven".
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