Base | Representation |
---|---|
bin | 11101011101001100111… |
… | …01101000011010011001 |
3 | 10120202102200201020210202 |
4 | 32232212131220122121 |
5 | 113040300141200441 |
6 | 2052542411551545 |
7 | 133060013622251 |
oct | 16564635503231 |
9 | 3522380636722 |
10 | 1012110100121 |
11 | 3602628473aa |
12 | 1441a175b5b5 |
13 | 7459819c163 |
14 | 36db4924961 |
15 | 1b4d99d419b |
hex | eba6768699 |
1012110100121 has 2 divisors, whose sum is σ = 1012110100122. Its totient is φ = 1012110100120.
The previous prime is 1012110100061. The next prime is 1012110100139. The reversal of 1012110100121 is 1210010112101.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 893140293721 + 118969806400 = 945061^2 + 344920^2 .
It is a cyclic number.
It is not a de Polignac number, because 1012110100121 - 214 = 1012110083737 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (1012110100171) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506055050060 + 506055050061.
It is an arithmetic number, because the mean of its divisors is an integer number (506055050061).
Almost surely, 21012110100121 is an apocalyptic number.
It is an amenable number.
1012110100121 is a deficient number, since it is larger than the sum of its proper divisors (1).
1012110100121 is an equidigital number, since it uses as much as digits as its factorization.
1012110100121 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4, while the sum is 11.
Adding to 1012110100121 its reverse (1210010112101), we get a palindrome (2222120212222).
The spelling of 1012110100121 in words is "one trillion, twelve billion, one hundred ten million, one hundred thousand, one hundred twenty-one".
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