Base | Representation |
---|---|
bin | 100000010101011010110… |
… | …010010001111001111011 |
3 | 21212102102110221112001201 |
4 | 200111122302101321323 |
5 | 242401144413101021 |
6 | 4420441002155031 |
7 | 316351520516353 |
oct | 40253262217173 |
9 | 7772373845051 |
10 | 2222021222011 |
11 | 787399063018 |
12 | 2ba7864b2a77 |
13 | 1316c6c25c16 |
14 | 79791477b63 |
15 | 3cbee873591 |
hex | 2055ac91e7b |
2222021222011 has 16 divisors (see below), whose sum is σ = 2353589856000. Its totient is φ = 2091940408800.
The previous prime is 2222021222009. The next prime is 2222021222023. The reversal of 2222021222011 is 1102221202222.
2222021222011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 2222021222011 - 21 = 2222021222009 is a prime.
It is a super-2 number, since 2×22220212220112 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2222021222011.
It is not an unprimeable number, because it can be changed into a prime (2222021222081) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2746296 + ... + 3462106.
It is an arithmetic number, because the mean of its divisors is an integer number (147099366000).
Almost surely, 22222021222011 is an apocalyptic number.
2222021222011 is a deficient number, since it is larger than the sum of its proper divisors (131568633989).
2222021222011 is a wasteful number, since it uses less digits than its factorization.
2222021222011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 716850.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 2222021222011 its reverse (1102221202222), we get a palindrome (3324242424233).
The spelling of 2222021222011 in words is "two trillion, two hundred twenty-two billion, twenty-one million, two hundred twenty-two thousand, eleven".
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