Base | Representation |
---|---|
bin | 100000010101100110101… |
… | …000100110011011010110 |
3 | 21212102221100000001121002 |
4 | 200111212220212123112 |
5 | 242402101310324342 |
6 | 4420512423023302 |
7 | 316356453301631 |
oct | 40254650463326 |
9 | 7772840001532 |
10 | 2222220011222 |
11 | 787490299322 |
12 | 2ba820b9ab32 |
13 | 131729178083 |
14 | 797ada22c18 |
15 | 3cc1203dd32 |
hex | 20566a266d6 |
2222220011222 has 4 divisors (see below), whose sum is σ = 3333330016836. Its totient is φ = 1111110005610.
The previous prime is 2222220011203. The next prime is 2222220011233. The reversal of 2222220011222 is 2221100222222.
It is a semiprime because it is the product of two primes.
It is a zygodrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 2222220011194 and 2222220011203.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555555002804 + ... + 555555002807.
It is an arithmetic number, because the mean of its divisors is an integer number (833332504209).
Almost surely, 22222220011222 is an apocalyptic number.
2222220011222 is a deficient number, since it is larger than the sum of its proper divisors (1111110005614).
2222220011222 is a wasteful number, since it uses less digits than its factorization.
2222220011222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1111110005613.
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 2222220011222 its reverse (2221100222222), we get a palindrome (4443320233444).
The spelling of 2222220011222 in words is "two trillion, two hundred twenty-two billion, two hundred twenty million, eleven thousand, two hundred twenty-two".
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