Base | Representation |
---|---|
bin | 110010100001110000011110… |
… | …100010010010101111110001 |
3 | 1002010211020010122021202012210 |
4 | 302201300132202102233301 |
5 | 213111341400232414301 |
6 | 2104343233243242333 |
7 | 64544006204400141 |
oct | 6241603642225761 |
9 | 1063736118252183 |
10 | 222222120201201 |
11 | 6489696559798a |
12 | 20b101765193a9 |
13 | 96cc5c0b427a3 |
14 | 3cc3872522921 |
15 | 1aa57922eaad6 |
hex | ca1c1e892bf1 |
222222120201201 has 4 divisors (see below), whose sum is σ = 296296160268272. Its totient is φ = 148148080134132.
The previous prime is 222222120201181. The next prime is 222222120201223. The reversal of 222222120201201 is 102102021222222.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 222222120201201 - 211 = 222222120199153 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (222222120201401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37037020033531 + ... + 37037020033536.
It is an arithmetic number, because the mean of its divisors is an integer number (74074040067068).
Almost surely, 2222222120201201 is an apocalyptic number.
It is an amenable number.
222222120201201 is a deficient number, since it is larger than the sum of its proper divisors (74074040067071).
222222120201201 is an equidigital number, since it uses as much as digits as its factorization.
222222120201201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74074040067070.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 222222120201201 its reverse (102102021222222), we get a palindrome (324324141423423).
The spelling of 222222120201201 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, one hundred twenty million, two hundred one thousand, two hundred one".
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