Base | Representation |
---|---|
bin | 100000010101100110101… |
… | …001000001100001101110 |
3 | 21212102221100012200212012 |
4 | 200111212221001201232 |
5 | 242402101322402342 |
6 | 4420512425241222 |
7 | 316356454243352 |
oct | 40254651014156 |
9 | 7772840180765 |
10 | 2222220122222 |
11 | 787490364761 |
12 | 2ba821033212 |
13 | 1317291b6759 |
14 | 797ada51462 |
15 | 3cc12061b82 |
hex | 20566a4186e |
2222220122222 has 4 divisors (see below), whose sum is σ = 3333330183336. Its totient is φ = 1111110061110.
The previous prime is 2222220122207. The next prime is 2222220122251. The reversal of 2222220122222 is 2222210222222.
It is a semiprime because it is the product of two primes.
It is a super-3 number, since 3×22222201222223 (a number of 38 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555555030554 + ... + 555555030557.
It is an arithmetic number, because the mean of its divisors is an integer number (833332545834).
Almost surely, 22222220122222 is an apocalyptic number.
2222220122222 is a deficient number, since it is larger than the sum of its proper divisors (1111110061114).
2222220122222 is a wasteful number, since it uses less digits than its factorization.
2222220122222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1111110061113.
The product of its (nonzero) digits is 2048, while the sum is 23.
Adding to 2222220122222 its reverse (2222210222222), we get a palindrome (4444430344444).
The spelling of 2222220122222 in words is "two trillion, two hundred twenty-two billion, two hundred twenty million, one hundred twenty-two thousand, two hundred twenty-two".
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