Base | Representation |
---|---|
bin | 110010000100010110010110… |
… | …111010100000111010111101 |
3 | 1001212200000210221121210202201 |
4 | 302010112112322200322331 |
5 | 212330234034304021341 |
6 | 2100155012304551501 |
7 | 64245004160106316 |
oct | 6204262672407275 |
9 | 1055600727553681 |
10 | 220201210220221 |
11 | 6418789959898a |
12 | 20844577922591 |
13 | 95b3b67524109 |
14 | 3c53b1c99360d |
15 | 1a6ce13753331 |
hex | c84596ea0ebd |
220201210220221 has 8 divisors (see below), whose sum is σ = 222259486477824. Its totient is φ = 218142939907680.
The previous prime is 220201210220177. The next prime is 220201210220353. The reversal of 220201210220221 is 122022012102022.
220201210220221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 220201210220221 - 29 = 220201210219709 is a prime.
It is a super-2 number, since 2×2202012102202212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220201210223221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116526321 + ... + 118400953.
It is an arithmetic number, because the mean of its divisors is an integer number (27782435809728).
Almost surely, 2220201210220221 is an apocalyptic number.
It is an amenable number.
220201210220221 is a deficient number, since it is larger than the sum of its proper divisors (2058276257603).
220201210220221 is a wasteful number, since it uses less digits than its factorization.
220201210220221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2972531.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 220201210220221 its reverse (122022012102022), we get a palindrome (342223222322243).
The spelling of 220201210220221 in words is "two hundred twenty trillion, two hundred one billion, two hundred ten million, two hundred twenty thousand, two hundred twenty-one".
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