Base | Representation |
---|---|
bin | 100000010011101000010… |
… | …101100110011010100100 |
3 | 21212020110122220021111212 |
4 | 200103220111212122210 |
5 | 242333231340214340 |
6 | 4415522251250552 |
7 | 316253113665512 |
oct | 40235025463244 |
9 | 7766418807455 |
10 | 2220101101220 |
11 | 7865a3214932 |
12 | 2ba32b449a58 |
13 | 13147c198c82 |
14 | 7964c4534b2 |
15 | 3cb3aedda65 |
hex | 204e85666a4 |
2220101101220 has 96 divisors (see below), whose sum is σ = 4992845020800. Its totient is φ = 826713216000.
The previous prime is 2220101101193. The next prime is 2220101101241. The reversal of 2220101101220 is 221011010222.
It is a junction number, because it is equal to n+sod(n) for n = 2220101101195 and 2220101101204.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24316616 + ... + 24407744.
It is an arithmetic number, because the mean of its divisors is an integer number (52008802300).
Almost surely, 22220101101220 is an apocalyptic number.
2220101101220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2220101101220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2496422510400).
2220101101220 is an abundant number, since it is smaller than the sum of its proper divisors (2772743919580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220101101220 is a wasteful number, since it uses less digits than its factorization.
2220101101220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92269 (or 92267 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 2220101101220 its reverse (221011010222), we get a palindrome (2441112111442).
The spelling of 2220101101220 in words is "two trillion, two hundred twenty billion, one hundred one million, one hundred one thousand, two hundred twenty".
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