Base | Representation |
---|---|
bin | 11101010001111010101… |
… | …000110011001000111111 |
3 | 21010100120212021211020012 |
4 | 131101322220303020333 |
5 | 230431241131210421 |
6 | 4140202541213435 |
7 | 265240524410330 |
oct | 35217250631077 |
9 | 7110525254205 |
10 | 2012102210111 |
11 | 706367273424 |
12 | 285b60b6127b |
13 | 117981934646 |
14 | 6d559cb6287 |
15 | 375156dc95b |
hex | 1d47aa3323f |
2012102210111 has 4 divisors (see below), whose sum is σ = 2299545382992. Its totient is φ = 1724659037232.
The previous prime is 2012102210077. The next prime is 2012102210159. The reversal of 2012102210111 is 1110122012102.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2012102210111 - 230 = 2011028468287 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012102210011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143721586430 + ... + 143721586443.
It is an arithmetic number, because the mean of its divisors is an integer number (574886345748).
Almost surely, 22012102210111 is an apocalyptic number.
2012102210111 is a deficient number, since it is larger than the sum of its proper divisors (287443172881).
2012102210111 is an equidigital number, since it uses as much as digits as its factorization.
2012102210111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287443172880.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 2012102210111 its reverse (1110122012102), we get a palindrome (3122224222213).
The spelling of 2012102210111 in words is "two trillion, twelve billion, one hundred two million, two hundred ten thousand, one hundred eleven".
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