Base | Representation |
---|---|
bin | 100000001100010001100… |
… | …001010011010111111100 |
3 | 21211111002011112110012021 |
4 | 200030101201103113330 |
5 | 242221042214201340 |
6 | 4412134400245524 |
7 | 315553300411210 |
oct | 40142141232774 |
9 | 7744064473167 |
10 | 2212202100220 |
11 | 78320a460532 |
12 | 2b88a60108a4 |
13 | 1307c0859298 |
14 | 790dd35a940 |
15 | 3c8277e3e4a |
hex | 203118535fc |
2212202100220 has 48 divisors (see below), whose sum is σ = 5332469768640. Its totient is φ = 755157187584.
The previous prime is 2212202100203. The next prime is 2212202100289. The reversal of 2212202100220 is 220012022122.
It is a junction number, because it is equal to n+sod(n) for n = 2212202100194 and 2212202100203.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34468909 + ... + 34533028.
It is an arithmetic number, because the mean of its divisors is an integer number (111093120180).
Almost surely, 22212202100220 is an apocalyptic number.
2212202100220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2212202100220 is an abundant number, since it is smaller than the sum of its proper divisors (3120267668420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2212202100220 is a wasteful number, since it uses less digits than its factorization.
2212202100220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69002182 (or 69002180 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 2212202100220 its reverse (220012022122), we get a palindrome (2432214122342).
The spelling of 2212202100220 in words is "two trillion, two hundred twelve billion, two hundred two million, one hundred thousand, two hundred twenty".
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