Base | Representation |
---|---|
bin | 1010000110101110001111… |
… | …11011100011100000011010 |
3 | 2220200022212000221211002101 |
4 | 11003113013323203200122 |
5 | 10403033024321200442 |
6 | 115132142041354014 |
7 | 4452300356243041 |
oct | 503270773434032 |
9 | 86608760854071 |
10 | 22221220100122 |
11 | 7097a6a49334a |
12 | 25aa75579890a |
13 | c525b5253224 |
14 | 56b727157558 |
15 | 28805920ecb7 |
hex | 1435c7ee381a |
22221220100122 has 8 divisors (see below), whose sum is σ = 33332164358976. Its totient is φ = 11110498647132.
The previous prime is 22221220100087. The next prime is 22221220100129. The reversal of 22221220100122 is 22100102212222.
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 22221220100122.
It is not an unprimeable number, because it can be changed into a prime (22221220100129) 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, 55451908 + ... + 55851199.
It is an arithmetic number, because the mean of its divisors is an integer number (4166520544872).
Almost surely, 222221220100122 is an apocalyptic number.
22221220100122 is a deficient number, since it is larger than the sum of its proper divisors (11110944258854).
22221220100122 is a wasteful number, since it uses less digits than its factorization.
22221220100122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111402932.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 22221220100122 its reverse (22100102212222), we get a palindrome (44321322312344).
The spelling of 22221220100122 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred twenty million, one hundred thousand, one hundred twenty-two".
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