Base | Representation |
---|---|
bin | 1010000110011011001110… |
… | …11111100011010111110011 |
3 | 2220122100111122000101100202 |
4 | 11003031213133203113303 |
5 | 10402401123111242321 |
6 | 115123333111105415 |
7 | 4451456405521634 |
oct | 503154737432763 |
9 | 86570448011322 |
10 | 22211012212211 |
11 | 7093701399049 |
12 | 25a878707226b |
13 | c51649479374 |
14 | 56b03955b88b |
15 | 287b5ce8a70b |
hex | 1433677e35f3 |
22211012212211 has 2 divisors, whose sum is σ = 22211012212212. Its totient is φ = 22211012212210.
The previous prime is 22211012212121. The next prime is 22211012212267. The reversal of 22211012212211 is 11221221011222.
Together with previous prime (22211012212121) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22211012212211 is a prime.
It is not a weakly prime, because it can be changed into another prime (22211012212111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105506106105 + 11105506106106.
It is an arithmetic number, because the mean of its divisors is an integer number (11105506106106).
Almost surely, 222211012212211 is an apocalyptic number.
22211012212211 is a deficient number, since it is larger than the sum of its proper divisors (1).
22211012212211 is an equidigital number, since it uses as much as digits as its factorization.
22211012212211 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 128, while the sum is 20.
Adding to 22211012212211 its reverse (11221221011222), we get a palindrome (33432233223433).
The spelling of 22211012212211 in words is "twenty-two trillion, two hundred eleven billion, twelve million, two hundred twelve thousand, two hundred eleven".
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