Base | Representation |
---|---|
bin | 1010000000010100000110… |
… | …00011000111011010101110 |
3 | 2212220021110222201201222101 |
4 | 11000022003003013122232 |
5 | 10340431042401402342 |
6 | 114443043553205314 |
7 | 4430343545642452 |
oct | 500120303073256 |
9 | 85807428651871 |
10 | 22001021122222 |
11 | 701264294908a |
12 | 2573b4156083a |
13 | c378c226c42c |
14 | 560bd8596662 |
15 | 28246c8183b7 |
hex | 1402830c76ae |
22001021122222 has 16 divisors (see below), whose sum is σ = 33310128458880. Its totient is φ = 10897983901368.
The previous prime is 22001021122183. The next prime is 22001021122247. The reversal of 22001021122222 is 22222112010022.
It is a self number, because there is not a number n which added to its sum of digits gives 22001021122222.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84602898 + ... + 84862549.
It is an arithmetic number, because the mean of its divisors is an integer number (2081883028680).
Almost surely, 222001021122222 is an apocalyptic number.
22001021122222 is a deficient number, since it is larger than the sum of its proper divisors (11309107336658).
22001021122222 is a wasteful number, since it uses less digits than its factorization.
22001021122222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169466055.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 22001021122222 its reverse (22222112010022), we get a palindrome (44223133132244).
The spelling of 22001021122222 in words is "twenty-two trillion, one billion, twenty-one million, one hundred twenty-two thousand, two hundred twenty-two".
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