Base | Representation |
---|---|
bin | 111000110110111001… |
… | …1001100001100001011 |
3 | 102200011102222122121101 |
4 | 1301231303030030023 |
5 | 4000030403020412 |
6 | 132031552522231 |
7 | 11551532150356 |
oct | 1615563141413 |
9 | 380142878541 |
10 | 122101220107 |
11 | 47867a56969 |
12 | 1b7b7550377 |
13 | b68b611689 |
14 | 5ca442d29d |
15 | 32996ae457 |
hex | 1c6dccc30b |
122101220107 has 2 divisors, whose sum is σ = 122101220108. Its totient is φ = 122101220106.
The previous prime is 122101220093. The next prime is 122101220119. The reversal of 122101220107 is 701022101221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 122101220107 - 211 = 122101218059 is a prime.
It is a super-3 number, since 3×1221012201073 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not a weakly prime, because it can be changed into another prime (122101620107) 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, 61050610053 + 61050610054.
It is an arithmetic number, because the mean of its divisors is an integer number (61050610054).
Almost surely, 2122101220107 is an apocalyptic number.
122101220107 is a deficient number, since it is larger than the sum of its proper divisors (1).
122101220107 is an equidigital number, since it uses as much as digits as its factorization.
122101220107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 112, while the sum is 19.
Adding to 122101220107 its reverse (701022101221), we get a palindrome (823123321328).
The spelling of 122101220107 in words is "one hundred twenty-two billion, one hundred one million, two hundred twenty thousand, one hundred seven".
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