Base | Representation |
---|---|
bin | 11110101111000011101… |
… | …000011110100000111001 |
3 | 21110220201122200100002212 |
4 | 132233003220132200321 |
5 | 234101100421011301 |
6 | 4254142423104505 |
7 | 305411040134531 |
oct | 36570350364071 |
9 | 7426648610085 |
10 | 2112111110201 |
11 | 744817728274 |
12 | 2a14118a2135 |
13 | 12422c23c0c1 |
14 | 743261b24c1 |
15 | 39e1a5d44bb |
hex | 1ebc3a1e839 |
2112111110201 has 2 divisors, whose sum is σ = 2112111110202. Its totient is φ = 2112111110200.
The previous prime is 2112111110191. The next prime is 2112111110269. The reversal of 2112111110201 is 1020111112112.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1057145886976 + 1054965223225 = 1028176^2 + 1027115^2 .
It is a cyclic number.
It is not a de Polignac number, because 2112111110201 - 210 = 2112111109177 is a prime.
It is a super-2 number, since 2×21121111102012 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2112111110101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056055555100 + 1056055555101.
It is an arithmetic number, because the mean of its divisors is an integer number (1056055555101).
Almost surely, 22112111110201 is an apocalyptic number.
It is an amenable number.
2112111110201 is a deficient number, since it is larger than the sum of its proper divisors (1).
2112111110201 is an equidigital number, since it uses as much as digits as its factorization.
2112111110201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8, while the sum is 14.
Adding to 2112111110201 its reverse (1020111112112), we get a palindrome (3132222222313).
The spelling of 2112111110201 in words is "two trillion, one hundred twelve billion, one hundred eleven million, one hundred ten thousand, two hundred one".
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