Base | Representation |
---|---|
bin | 110010100000001010001000… |
… | …000010000111100100011010 |
3 | 1002010102201110120112222120000 |
4 | 302200022020002013210122 |
5 | 213103041312034031020 |
6 | 2104220540134113430 |
7 | 64533035615535453 |
oct | 6240121002074432 |
9 | 1063381416488500 |
10 | 222112221002010 |
11 | 6485429a335a29 |
12 | 20ab2a054ab876 |
13 | 96c21284a9a41 |
14 | 3cbc40889c12a |
15 | 1aa29adeb5090 |
hex | ca028808791a |
222112221002010 has 160 divisors (see below), whose sum is σ = 603175755600000. Its totient is φ = 58640821430400.
The previous prime is 222112221001999. The next prime is 222112221002053. The reversal of 222112221002010 is 10200122211222.
It is a happy number.
222112221002010 is a `hidden beast` number, since 22 + 211 + 22 + 210 + 0 + 201 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2338000491 + ... + 2338095489.
It is an arithmetic number, because the mean of its divisors is an integer number (3769848472500).
Almost surely, 2222112221002010 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 222112221002010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301587877800000).
222112221002010 is an abundant number, since it is smaller than the sum of its proper divisors (381063534597990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222112221002010 is a wasteful number, since it uses less digits than its factorization.
222112221002010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123698 (or 123689 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 222112221002010 its reverse (10200122211222), we get a palindrome (232312343213232).
The spelling of 222112221002010 in words is "two hundred twenty-two trillion, one hundred twelve billion, two hundred twenty-one million, two thousand, ten".
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