Base | Representation |
---|---|
bin | 10001101010000000001… |
… | …110010011100001110010 |
3 | 11021222211012020110002011 |
4 | 101222000032103201302 |
5 | 124334400443323442 |
6 | 2325221431513134 |
7 | 153442332633100 |
oct | 21520016234162 |
9 | 4258735213064 |
10 | 1213332011122 |
11 | 42863131a400 |
12 | 17719a5287aa |
13 | 8a5556b499a |
14 | 42a22ddac70 |
15 | 21865371117 |
hex | 11a80393872 |
1213332011122 has 36 divisors (see below), whose sum is σ = 2327104924830. Its totient is φ = 472726752960.
The previous prime is 1213332011117. The next prime is 1213332011137. The reversal of 1213332011122 is 2211102333121.
It can be written as a sum of positive squares in only one way, i.e., 1062546578401 + 150785432721 = 1030799^2 + 388311^2 .
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 1213332011093 and 1213332011102.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 51149047 + ... + 51172762.
Almost surely, 21213332011122 is an apocalyptic number.
1213332011122 is a deficient number, since it is larger than the sum of its proper divisors (1113772913708).
1213332011122 is a wasteful number, since it uses less digits than its factorization.
1213332011122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102321847 (or 102321829 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 1213332011122 its reverse (2211102333121), we get a palindrome (3424434344243).
The spelling of 1213332011122 in words is "one trillion, two hundred thirteen billion, three hundred thirty-two million, eleven thousand, one hundred twenty-two".
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