Base | Representation |
---|---|
bin | 111110111100010… |
… | …1001010001100010 |
3 | 12110012002202212210 |
4 | 1331320221101202 |
5 | 13311133013442 |
6 | 545323302550 |
7 | 103223466450 |
oct | 17570512142 |
9 | 5405082783 |
10 | 2112001122 |
11 | 994195780 |
12 | 4ab37aa56 |
13 | 27873050a |
14 | 1606d19d0 |
15 | c563819c |
hex | 7de29462 |
2112001122 has 64 divisors (see below), whose sum is σ = 5271856128. Its totient is φ = 547992000.
The previous prime is 2112001121. The next prime is 2112001141. The reversal of 2112001122 is 2211002112.
It is a junction number, because it is equal to n+sod(n) for n = 2112001098 and 2112001107.
It is not an unprimeable number, because it can be changed into a prime (2112001121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 594672 + ... + 598212.
It is an arithmetic number, because the mean of its divisors is an integer number (82372752).
Almost surely, 22112001122 is an apocalyptic number.
2112001122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
2112001122 is an abundant number, since it is smaller than the sum of its proper divisors (3159855006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112001122 is a wasteful number, since it uses less digits than its factorization.
2112001122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4855.
The product of its (nonzero) digits is 16, while the sum is 12.
The square root of 2112001122 is about 45956.5133794982. The cubic root of 2112001122 is about 1283.0139591986.
Adding to 2112001122 its reverse (2211002112), we get a palindrome (4323003234).
The spelling of 2112001122 in words is "two billion, one hundred twelve million, one thousand, one hundred twenty-two".
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