Base | Representation |
---|---|
bin | 10001011101100110111… |
… | …001000110111010001000 |
3 | 11020201110121100000211020 |
4 | 101131212321012322020 |
5 | 124130121130401440 |
6 | 2315141010432440 |
7 | 152461444511013 |
oct | 21354671067210 |
9 | 4221417300736 |
10 | 1200022122120 |
11 | 422a21226838 |
12 | 1746a4b92720 |
13 | 89214062013 |
14 | 4211d44637a |
15 | 21336b0a3d0 |
hex | 11766e46e88 |
1200022122120 has 32 divisors (see below), whose sum is σ = 3600066366720. Its totient is φ = 320005899200.
The previous prime is 1200022122109. The next prime is 1200022122151. The reversal of 1200022122120 is 212212200021.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 1200022122120.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5000092056 + ... + 5000092295.
It is an arithmetic number, because the mean of its divisors is an integer number (112502073960).
Almost surely, 21200022122120 is an apocalyptic number.
1200022122120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1200022122120 is an abundant number, since it is smaller than the sum of its proper divisors (2400044244600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200022122120 is a wasteful number, since it uses less digits than its factorization.
1200022122120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10000184365 (or 10000184361 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 1200022122120 its reverse (212212200021), we get a palindrome (1412234322141).
The spelling of 1200022122120 in words is "one trillion, two hundred billion, twenty-two million, one hundred twenty-two thousand, one hundred twenty".
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