Base | Representation |
---|---|
bin | 110100010000011010… |
… | …1110010010000111001 |
3 | 101201122210221202122020 |
4 | 1220200311302100321 |
5 | 3314311322320441 |
6 | 123315254345053 |
7 | 11051630165604 |
oct | 1504065622071 |
9 | 351583852566 |
10 | 112220120121 |
11 | 4365737222a |
12 | 198ba35b189 |
13 | a775454555 |
14 | 5607dbb33b |
15 | 2dbbe8ae66 |
hex | 1a20d72439 |
112220120121 has 16 divisors (see below), whose sum is σ = 152522040960. Its totient is φ = 73367141120.
The previous prime is 112220120113. The next prime is 112220120123. The reversal of 112220120121 is 121021022211.
It is a cyclic number.
It is not a de Polignac number, because 112220120121 - 23 = 112220120113 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 112220120121.
It is not an unprimeable number, because it can be changed into a prime (112220120123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172756 + ... + 504266.
It is an arithmetic number, because the mean of its divisors is an integer number (9532627560).
Almost surely, 2112220120121 is an apocalyptic number.
It is an amenable number.
112220120121 is a deficient number, since it is larger than the sum of its proper divisors (40301920839).
112220120121 is a wasteful number, since it uses less digits than its factorization.
112220120121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 333696.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 112220120121 its reverse (121021022211), we get a palindrome (233241142332).
The spelling of 112220120121 in words is "one hundred twelve billion, two hundred twenty million, one hundred twenty thousand, one hundred twenty-one".
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