Base | Representation |
---|---|
bin | 110010010001101110000011… |
… | …101001111110110001001111 |
3 | 1001222220212101200201202121111 |
4 | 302101232003221332301033 |
5 | 212440312240042322041 |
6 | 2102141044051312451 |
7 | 64401251661311143 |
oct | 6221560351766117 |
9 | 1058825350652544 |
10 | 221120010120271 |
11 | 64501519142959 |
12 | 20972657bab727 |
13 | 964c6b1b5a022 |
14 | 3c863a0b07223 |
15 | 1a86c8b490981 |
hex | c91b83a7ec4f |
221120010120271 has 2 divisors, whose sum is σ = 221120010120272. Its totient is φ = 221120010120270.
The previous prime is 221120010120197. The next prime is 221120010120281. The reversal of 221120010120271 is 172021010021122.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 221120010120271 - 215 = 221120010087503 is a prime.
It is a super-2 number, since 2×2211200101202712 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (221120010120281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110560005060135 + 110560005060136.
It is an arithmetic number, because the mean of its divisors is an integer number (110560005060136).
Almost surely, 2221120010120271 is an apocalyptic number.
221120010120271 is a deficient number, since it is larger than the sum of its proper divisors (1).
221120010120271 is an equidigital number, since it uses as much as digits as its factorization.
221120010120271 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 224, while the sum is 22.
Adding to 221120010120271 its reverse (172021010021122), we get a palindrome (393141020141393).
The spelling of 221120010120271 in words is "two hundred twenty-one trillion, one hundred twenty billion, ten million, one hundred twenty thousand, two hundred seventy-one".
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