Base | Representation |
---|---|
bin | 110010011110100010100010… |
… | …110100010100110001100110 |
3 | 1002010001002101110220201111201 |
4 | 302132202202310110301212 |
5 | 213044231022303034342 |
6 | 2104053504012153114 |
7 | 64522020523153006 |
oct | 6236424264246146 |
9 | 1063032343821451 |
10 | 222001001221222 |
11 | 648111066a9523 |
12 | 20a9534616879a |
13 | 96b47b2380c72 |
14 | 3cb6c976ba006 |
15 | 1a9eb4ec75db7 |
hex | c9e8a2d14c66 |
222001001221222 has 8 divisors (see below), whose sum is σ = 338645595083400. Its totient is φ = 109119136193424.
The previous prime is 222001001221213. The next prime is 222001001221229. The reversal of 222001001221222 is 222122100100222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 222001001221222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222001001221229) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940682208447 + ... + 940682208682.
It is an arithmetic number, because the mean of its divisors is an integer number (42330699385425).
Almost surely, 2222001001221222 is an apocalyptic number.
222001001221222 is a deficient number, since it is larger than the sum of its proper divisors (116644593862178).
222001001221222 is a wasteful number, since it uses less digits than its factorization.
222001001221222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1881364417190.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 222001001221222 its reverse (222122100100222), we get a palindrome (444123101321444).
The spelling of 222001001221222 in words is "two hundred twenty-two trillion, one billion, one million, two hundred twenty-one thousand, two hundred twenty-two".
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