Base | Representation |
---|---|
bin | 1100010101110011001… |
… | …0110011101001011111 |
3 | 202021020100122002020002 |
4 | 3011130302303221133 |
5 | 11433144104021002 |
6 | 241221322444515 |
7 | 21213545065016 |
oct | 3053462635137 |
9 | 667210562202 |
10 | 212010220127 |
11 | 81a05273362 |
12 | 3510996373b |
13 | 16cb96217c4 |
14 | a3931dda7d |
15 | 57aca63002 |
hex | 315ccb3a5f |
212010220127 has 2 divisors, whose sum is σ = 212010220128. Its totient is φ = 212010220126.
The previous prime is 212010220087. The next prime is 212010220151. The reversal of 212010220127 is 721022010212.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 212010220127 - 26 = 212010220063 is a prime.
It is a super-2 number, since 2×2120102201272 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 212010220099 and 212010220108.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (212016220127) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005110063 + 106005110064.
It is an arithmetic number, because the mean of its divisors is an integer number (106005110064).
Almost surely, 2212010220127 is an apocalyptic number.
212010220127 is a deficient number, since it is larger than the sum of its proper divisors (1).
212010220127 is an equidigital number, since it uses as much as digits as its factorization.
212010220127 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 20.
Adding to 212010220127 its reverse (721022010212), we get a palindrome (933032230339).
The spelling of 212010220127 in words is "two hundred twelve billion, ten million, two hundred twenty thousand, one hundred twenty-seven".
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