Base | Representation |
---|---|
bin | 110010000101111110101010… |
… | …101011100110000101010101 |
3 | 1001220001201220110212002102212 |
4 | 302011332222223212011111 |
5 | 212334102424004100341 |
6 | 2100322254130243205 |
7 | 64256050515052340 |
oct | 6205765253460525 |
9 | 1056051813762385 |
10 | 220313211003221 |
11 | 6422034306a966 |
12 | 20862214726505 |
13 | 95c15a63b088b |
14 | 3c59305797457 |
15 | 1a70cbb3155eb |
hex | c85faaae6155 |
220313211003221 has 16 divisors (see below), whose sum is σ = 251986097831424. Its totient is φ = 188690240772864.
The previous prime is 220313211003091. The next prime is 220313211003239. The reversal of 220313211003221 is 122300112313022.
It is a cyclic number.
It is not a de Polignac number, because 220313211003221 - 222 = 220313206808917 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220313211005221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110545661 + ... + 112520973.
It is an arithmetic number, because the mean of its divisors is an integer number (15749131114464).
Almost surely, 2220313211003221 is an apocalyptic number.
It is an amenable number.
220313211003221 is a deficient number, since it is larger than the sum of its proper divisors (31672886828203).
220313211003221 is a wasteful number, since it uses less digits than its factorization.
220313211003221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1987940.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 220313211003221 its reverse (122300112313022), we get a palindrome (342613323316243).
The spelling of 220313211003221 in words is "two hundred twenty trillion, three hundred thirteen billion, two hundred eleven million, three thousand, two hundred twenty-one".
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