Base | Representation |
---|---|
bin | 10110101110011110… |
… | …01000010011100011 |
3 | 1011111022100010112210 |
4 | 23113033020103203 |
5 | 144441424032321 |
6 | 5334405453203 |
7 | 611231544006 |
oct | 132717102343 |
9 | 34438303483 |
10 | 12201002211 |
11 | 51a1169602 |
12 | 2446111203 |
13 | 11c59b0048 |
14 | 83a5c153d |
15 | 4b6226b76 |
hex | 2d73c84e3 |
12201002211 has 16 divisors (see below), whose sum is σ = 17004282624. Its totient is φ = 7767069024.
The previous prime is 12201002201. The next prime is 12201002213. The reversal of 12201002211 is 11220010221.
It is not a de Polignac number, because 12201002211 - 214 = 12200985827 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12201002213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110116 + ... + 191121.
It is an arithmetic number, because the mean of its divisors is an integer number (1062767664).
Almost surely, 212201002211 is an apocalyptic number.
12201002211 is a deficient number, since it is larger than the sum of its proper divisors (4803280413).
12201002211 is a wasteful number, since it uses less digits than its factorization.
12201002211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 301850.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 12201002211 its reverse (11220010221), we get a palindrome (23421012432).
The spelling of 12201002211 in words is "twelve billion, two hundred one million, two thousand, two hundred eleven".
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