Base | Representation |
---|---|
bin | 1100110100010110101… |
… | …0111101000100101001 |
3 | 210001101222010212010121 |
4 | 3031011222331010221 |
5 | 12101443312021301 |
6 | 245055240043241 |
7 | 21624030662461 |
oct | 3150552750451 |
9 | 701358125117 |
10 | 220212220201 |
11 | 8543406a416 |
12 | 36818763521 |
13 | 179c596c39c |
14 | a93064aba1 |
15 | 5adcb603a1 |
hex | 3345abd129 |
220212220201 has 8 divisors (see below), whose sum is σ = 228117897000. Its totient is φ = 212427240960.
The previous prime is 220212220181. The next prime is 220212220237. The reversal of 220212220201 is 102022212022.
220212220201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 8519290000 + 211692930201 = 92300^2 + 460101^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 220212220201 - 211 = 220212218153 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (220212280201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30170676 + ... + 30177973.
It is an arithmetic number, because the mean of its divisors is an integer number (28514737125).
Almost surely, 2220212220201 is an apocalyptic number.
It is an amenable number.
220212220201 is a deficient number, since it is larger than the sum of its proper divisors (7905676799).
220212220201 is an equidigital number, since it uses as much as digits as its factorization.
220212220201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60348779.
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 220212220201 its reverse (102022212022), we get a palindrome (322234432223).
The spelling of 220212220201 in words is "two hundred twenty billion, two hundred twelve million, two hundred twenty thousand, two hundred one".
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