Base | Representation |
---|---|
bin | 11110101111000011000… |
… | …110001001001110011111 |
3 | 21110220201000202002022012 |
4 | 132233003012021032133 |
5 | 234101041120010421 |
6 | 4254141502141435 |
7 | 305410600501310 |
oct | 36570306111637 |
9 | 7426630662265 |
10 | 2112102110111 |
11 | 744812640384 |
12 | 2a140a88187b |
13 | 12422a40a6c6 |
14 | 74324d0c607 |
15 | 39e1990795b |
hex | 1ebc318939f |
2112102110111 has 32 divisors (see below), whose sum is σ = 2445559142400. Its totient is φ = 1786722312960.
The previous prime is 2112102110093. The next prime is 2112102110113. The reversal of 2112102110111 is 1110112012112.
It is a cyclic number.
It is not a de Polignac number, because 2112102110111 - 210 = 2112102109087 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 (2112102110113) 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 31 ways as a sum of consecutive naturals, for example, 207899450 + ... + 207909608.
It is an arithmetic number, because the mean of its divisors is an integer number (76423723200).
Almost surely, 22112102110111 is an apocalyptic number.
2112102110111 is a deficient number, since it is larger than the sum of its proper divisors (333457032289).
2112102110111 is a wasteful number, since it uses less digits than its factorization.
2112102110111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11319.
The product of its (nonzero) digits is 8, while the sum is 14.
Adding to 2112102110111 its reverse (1110112012112), we get a palindrome (3222214122223).
The spelling of 2112102110111 in words is "two trillion, one hundred twelve billion, one hundred two million, one hundred ten thousand, one hundred eleven".
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