Base | Representation |
---|---|
bin | 10110101110010111… |
… | …01100100101000011 |
3 | 1011111020122101222110 |
4 | 23113023230211003 |
5 | 144441211232321 |
6 | 5334334310403 |
7 | 611221105053 |
oct | 132713544503 |
9 | 34436571873 |
10 | 12200102211 |
11 | 51a0704400 |
12 | 2445958403 |
13 | 11c57564bb |
14 | 83a429563 |
15 | 4b60ea176 |
hex | 2d72ec943 |
12200102211 has 12 divisors (see below), whose sum is σ = 17880040136. Its totient is φ = 7394001120.
The previous prime is 12200102203. The next prime is 12200102227. The reversal of 12200102211 is 11220100221.
It is not a de Polignac number, because 12200102211 - 23 = 12200102203 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12200102231) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16804186 + ... + 16804911.
Almost surely, 212200102211 is an apocalyptic number.
12200102211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
12200102211 is a deficient number, since it is larger than the sum of its proper divisors (5679937925).
12200102211 is a wasteful number, since it uses less digits than its factorization.
12200102211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33609122 (or 33609111 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 12200102211 its reverse (11220100221), we get a palindrome (23420202432).
It can be divided in two parts, 1220010 and 2211, that added together give a palindrome (1222221).
The spelling of 12200102211 in words is "twelve billion, two hundred million, one hundred two thousand, two hundred eleven".
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