Base | Representation |
---|---|
bin | 10110101110011111… |
… | …00000011110010111 |
3 | 1011111022112011100022 |
4 | 23113033200132113 |
5 | 144441440214312 |
6 | 5334411535355 |
7 | 611232435431 |
oct | 132717403627 |
9 | 34438464308 |
10 | 12201101207 |
11 | 51a1226a19 |
12 | 244615a55b |
13 | 11c5a16119 |
14 | 83a609651 |
15 | 4b6246172 |
hex | 2d73e0797 |
12201101207 has 2 divisors, whose sum is σ = 12201101208. Its totient is φ = 12201101206.
The previous prime is 12201101191. The next prime is 12201101291. The reversal of 12201101207 is 70210110221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12201101207 - 24 = 12201101191 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12201101707) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100550603 + 6100550604.
It is an arithmetic number, because the mean of its divisors is an integer number (6100550604).
Almost surely, 212201101207 is an apocalyptic number.
12201101207 is a deficient number, since it is larger than the sum of its proper divisors (1).
12201101207 is an equidigital number, since it uses as much as digits as its factorization.
12201101207 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 56, while the sum is 17.
Adding to 12201101207 its reverse (70210110221), we get a palindrome (82411211428).
The spelling of 12201101207 in words is "twelve billion, two hundred one million, one hundred one thousand, two hundred seven".
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