Base | Representation |
---|---|
bin | 10011000101000100010… |
… | …100110011100101001010 |
3 | 11122100012121021111200102 |
4 | 103011010110303211022 |
5 | 132440124000030442 |
6 | 2442152150005402 |
7 | 163503363266006 |
oct | 23050424634512 |
9 | 4570177244612 |
10 | 1311111330122 |
11 | 46604818aa50 |
12 | 192128646862 |
13 | 968391016a9 |
14 | 4765b159706 |
15 | 24189656232 |
hex | 1314453394a |
1311111330122 has 16 divisors (see below), whose sum is σ = 2156571257472. Its totient is φ = 592871819520.
The previous prime is 1311111330121. The next prime is 1311111330127. The reversal of 1311111330122 is 2210331111131.
It is a junction number, because it is equal to n+sod(n) for n = 1311111330094 and 1311111330103.
It is not an unprimeable number, because it can be changed into a prime (1311111330121) 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 in 7 ways as a sum of consecutive naturals, for example, 154389458 + ... + 154397949.
It is an arithmetic number, because the mean of its divisors is an integer number (134785703592).
Almost surely, 21311111330122 is an apocalyptic number.
1311111330122 is a deficient number, since it is larger than the sum of its proper divisors (845459927350).
1311111330122 is a wasteful number, since it uses less digits than its factorization.
1311111330122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 308787613.
The product of its (nonzero) digits is 108, while the sum is 20.
Adding to 1311111330122 its reverse (2210331111131), we get a palindrome (3521442441253).
The spelling of 1311111330122 in words is "one trillion, three hundred eleven billion, one hundred eleven million, three hundred thirty thousand, one hundred twenty-two".
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