Base | Representation |
---|---|
bin | 100000000001111101000… |
… | …011000100011100110100 |
3 | 21210102110220220000110201 |
4 | 200001331003010130310 |
5 | 242030344012242322 |
6 | 4403103042330244 |
7 | 315011556413236 |
oct | 40017503043464 |
9 | 7712426800421 |
10 | 2201121212212 |
11 | 7795435a534a |
12 | 2b6713059984 |
13 | 12c745c50310 |
14 | 7876b832256 |
15 | 3c3c9ac7d27 |
hex | 2007d0c4734 |
2201121212212 has 24 divisors (see below), whose sum is σ = 4160221593696. Its totient is φ = 1012974417888.
The previous prime is 2201121212183. The next prime is 2201121212237. The reversal of 2201121212212 is 2122121211022.
It is a self number, because there is not a number n which added to its sum of digits gives 2201121212212.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60975118 + ... + 61011205.
It is an arithmetic number, because the mean of its divisors is an integer number (173342566404).
Almost surely, 22201121212212 is an apocalyptic number.
It is an amenable number.
2201121212212 is a deficient number, since it is larger than the sum of its proper divisors (1959100381484).
2201121212212 is a wasteful number, since it uses less digits than its factorization.
2201121212212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121986687 (or 121986685 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 2201121212212 its reverse (2122121211022), we get a palindrome (4323242423234).
The spelling of 2201121212212 in words is "two trillion, two hundred one billion, one hundred twenty-one million, two hundred twelve thousand, two hundred twelve".
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