Base | Representation |
---|---|
bin | 1100010010011101000… |
… | …0110000010100000010 |
3 | 202011220202122220120020 |
4 | 3010213100300110002 |
5 | 11424324144213442 |
6 | 240552240554310 |
7 | 21152361152166 |
oct | 3044720602402 |
9 | 664822586506 |
10 | 211112101122 |
11 | 8159430624a |
12 | 34ab9022996 |
13 | 16ba5536340 |
14 | a309c12ca6 |
15 | 5758ca89ec |
hex | 3127430502 |
211112101122 has 16 divisors (see below), whose sum is σ = 454702987200. Its totient is φ = 64957569552.
The previous prime is 211112101099. The next prime is 211112101129. The reversal of 211112101122 is 221101211112.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (211112101129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353282622 + ... + 1353282777.
It is an arithmetic number, because the mean of its divisors is an integer number (28418936700).
Almost surely, 2211112101122 is an apocalyptic number.
211112101122 is an abundant number, since it is smaller than the sum of its proper divisors (243590886078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211112101122 is a wasteful number, since it uses less digits than its factorization.
211112101122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2706565417.
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 211112101122 its reverse (221101211112), we get a palindrome (432213312234).
The spelling of 211112101122 in words is "two hundred eleven billion, one hundred twelve million, one hundred one thousand, one hundred twenty-two".
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