Base | Representation |
---|---|
bin | 1001010010011011011111… |
… | …0000100001000000011111 |
3 | 1100011021112011222222200202 |
4 | 2110212313300201000133 |
5 | 2314304111333224411 |
6 | 33415232412414115 |
7 | 2102544223361303 |
oct | 224466760410037 |
9 | 40137464888622 |
10 | 10212220211231 |
11 | 3287a84093845 |
12 | 118b243a7733b |
13 | 591015121acc |
14 | 2743ba191d03 |
15 | 12a99b13583b |
hex | 949b7c2101f |
10212220211231 has 2 divisors, whose sum is σ = 10212220211232. Its totient is φ = 10212220211230.
The previous prime is 10212220211189. The next prime is 10212220211273. The reversal of 10212220211231 is 13211202221201.
It is a balanced prime because it is at equal distance from previous prime (10212220211189) and next prime (10212220211273).
It is a cyclic number.
It is not a de Polignac number, because 10212220211231 - 210 = 10212220210207 is a prime.
It is a super-2 number, since 2×102122202112312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10212220811231) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106110105615 + 5106110105616.
It is an arithmetic number, because the mean of its divisors is an integer number (5106110105616).
Almost surely, 210212220211231 is an apocalyptic number.
10212220211231 is a deficient number, since it is larger than the sum of its proper divisors (1).
10212220211231 is an equidigital number, since it uses as much as digits as its factorization.
10212220211231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 10212220211231 its reverse (13211202221201), we get a palindrome (23423422432432).
The spelling of 10212220211231 in words is "ten trillion, two hundred twelve billion, two hundred twenty million, two hundred eleven thousand, two hundred thirty-one".
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