Base | Representation |
---|---|
bin | 1010001101001101111111… |
… | …0110101001100010010111 |
3 | 1110201211111010101112222012 |
4 | 2203103133312221202113 |
5 | 2432331041304102411 |
6 | 35511225011454435 |
7 | 2235530554666661 |
oct | 243233766514227 |
9 | 43654433345865 |
10 | 11222210222231 |
11 | 3637349120878 |
12 | 1312b335b741b |
13 | 635332cbb258 |
14 | 2ab22d2bb531 |
15 | 146dae93518b |
hex | a34dfda9897 |
11222210222231 has 32 divisors (see below), whose sum is σ = 11423378248128. Its totient is φ = 11023377684480.
The previous prime is 11222210222227. The next prime is 11222210222243. The reversal of 11222210222231 is 13222201222211.
It is a cyclic number.
It is not a de Polignac number, because 11222210222231 - 22 = 11222210222227 is a prime.
It is a super-2 number, since 2×112222102222312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11222210222197 and 11222210222206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11222210222281) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10991390501 + ... + 10991391521.
It is an arithmetic number, because the mean of its divisors is an integer number (356980570254).
Almost surely, 211222210222231 is an apocalyptic number.
11222210222231 is a deficient number, since it is larger than the sum of its proper divisors (201168025897).
11222210222231 is a wasteful number, since it uses less digits than its factorization.
11222210222231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2771.
The product of its (nonzero) digits is 768, while the sum is 23.
Adding to 11222210222231 its reverse (13222201222211), we get a palindrome (24444411444442).
The spelling of 11222210222231 in words is "eleven trillion, two hundred twenty-two billion, two hundred ten million, two hundred twenty-two thousand, two hundred thirty-one".
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