Base | Representation |
---|---|
bin | 11011100101011101010001… |
… | …101101111010100110100010 |
3 | 120220120012111211210110221220 |
4 | 123211131101231322212202 |
5 | 111400212021410413442 |
6 | 1110010124050555510 |
7 | 34361114133450645 |
oct | 3345352155724642 |
9 | 526505454713856 |
10 | 121321312201122 |
11 | 35725096996560 |
12 | 11734a71b98b96 |
13 | 5290720a193b7 |
14 | 21d5da8cb9a5c |
15 | e05ca45e6eec |
hex | 6e5751b7a9a2 |
121321312201122 has 64 divisors (see below), whose sum is σ = 264855797637120. Its totient is φ = 36742543344000.
The previous prime is 121321312201069. The next prime is 121321312201139. The reversal of 121321312201122 is 221102213123121.
It is a super-2 number, since 2×1213213122011222 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 121321312201092 and 121321312201101.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2506148454 + ... + 2506196862.
It is an arithmetic number, because the mean of its divisors is an integer number (4138371838080).
Almost surely, 2121321312201122 is an apocalyptic number.
121321312201122 is an abundant number, since it is smaller than the sum of its proper divisors (143534485435998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121321312201122 is a wasteful number, since it uses less digits than its factorization.
121321312201122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69839.
The product of its (nonzero) digits is 576, while the sum is 24.
Adding to 121321312201122 its reverse (221102213123121), we get a palindrome (342423525324243).
The spelling of 121321312201122 in words is "one hundred twenty-one trillion, three hundred twenty-one billion, three hundred twelve million, two hundred one thousand, one hundred twenty-two".
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