Base | Representation |
---|---|
bin | 100000010011101000010… |
… | …101111111000100101110 |
3 | 21212020110200002102001200 |
4 | 200103220111333010232 |
5 | 242333231401432342 |
6 | 4415522253350330 |
7 | 316253114566131 |
oct | 40235025770456 |
9 | 7766420072050 |
10 | 2220101202222 |
11 | 7865a3283802 |
12 | 2ba32b4983a6 |
13 | 13147c202c37 |
14 | 7964c47c218 |
15 | 3cb3b00d94c |
hex | 204e857f12e |
2220101202222 has 192 divisors, whose sum is σ = 5204114562816. Its totient is φ = 681530572800.
The previous prime is 2220101202217. The next prime is 2220101202229. The reversal of 2220101202222 is 2222021010222.
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 = 2220101202195 and 2220101202204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2220101202229) 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, 1616970328 + ... + 1616971700.
It is an arithmetic number, because the mean of its divisors is an integer number (27104763348).
Almost surely, 22220101202222 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2220101202222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2602057281408).
2220101202222 is an abundant number, since it is smaller than the sum of its proper divisors (2984013360594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220101202222 is a wasteful number, since it uses less digits than its factorization.
2220101202222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2075 (or 2072 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 2220101202222 its reverse (2222021010222), we get a palindrome (4442122212444).
The spelling of 2220101202222 in words is "two trillion, two hundred twenty billion, one hundred one million, two hundred two thousand, two hundred twenty-two".
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