Base | Representation |
---|---|
bin | 1010111011000101100001… |
… | …0011101101100111101110 |
3 | 1120112011110012020001102100 |
4 | 2232301120103231213232 |
5 | 3033233402242402342 |
6 | 41313225300235530 |
7 | 2346465126430464 |
oct | 256613023554756 |
9 | 46464405201370 |
10 | 12010210122222 |
11 | 3910557565844 |
12 | 141b7ab09bba6 |
13 | 691733a99720 |
14 | 2d74239da834 |
15 | 15c62e486e4c |
hex | aec584ed9ee |
12010210122222 has 192 divisors, whose sum is σ = 29798444579904. Its totient is φ = 3463298519040.
The previous prime is 12010210122221. The next prime is 12010210122227. The reversal of 12010210122222 is 22222101201021.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 12010210122195 and 12010210122204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12010210122221) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2612616828 + ... + 2612621424.
It is an arithmetic number, because the mean of its divisors is an integer number (155200232187).
Almost surely, 212010210122222 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12010210122222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14899222289952).
12010210122222 is an abundant number, since it is smaller than the sum of its proper divisors (17788234457682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12010210122222 is a wasteful number, since it uses less digits than its factorization.
12010210122222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7283 (or 7280 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 12010210122222 its reverse (22222101201021), we get a palindrome (34232311323243).
The spelling of 12010210122222 in words is "twelve trillion, ten billion, two hundred ten million, one hundred twenty-two thousand, two hundred twenty-two".
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