Base | Representation |
---|---|
bin | 1100111011011101100… |
… | …1011001111001111011 |
3 | 210020022221101102000011 |
4 | 3032313121121321323 |
5 | 12114400234103311 |
6 | 250012435122351 |
7 | 22022226511060 |
oct | 3166731317173 |
9 | 706287342004 |
10 | 222120222331 |
11 | 86223090687 |
12 | 3706b7433b7 |
13 | 17c3b045327 |
14 | aa71bd8c67 |
15 | 5ba03ee321 |
hex | 33b7659e7b |
222120222331 has 16 divisors (see below), whose sum is σ = 257040000000. Its totient is φ = 187999843968.
The previous prime is 222120222307. The next prime is 222120222347. The reversal of 222120222331 is 133222021222.
It is a cyclic number.
It is not a de Polignac number, because 222120222331 - 219 = 222119698043 is a prime.
It is a super-2 number, since 2×2221202223312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (222120222371) 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, 1065795 + ... + 1257043.
It is an arithmetic number, because the mean of its divisors is an integer number (16065000000).
Almost surely, 2222120222331 is an apocalyptic number.
222120222331 is a deficient number, since it is larger than the sum of its proper divisors (34919777669).
222120222331 is a wasteful number, since it uses less digits than its factorization.
222120222331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193338.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 222120222331 its reverse (133222021222), we get a palindrome (355342243553).
The spelling of 222120222331 in words is "two hundred twenty-two billion, one hundred twenty million, two hundred twenty-two thousand, three hundred thirty-one".
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