Base | Representation |
---|---|
bin | 111000011001101110… |
… | …0001100001100111001 |
3 | 102120122012121211012202 |
4 | 1300303130030030321 |
5 | 3441024230043223 |
6 | 131350455115545 |
7 | 11515342652606 |
oct | 1606334141471 |
9 | 376565554182 |
10 | 121122112313 |
11 | 47405302774 |
12 | 1b583672bb5 |
13 | b56380aa57 |
14 | 5c1039d6ad |
15 | 323d758428 |
hex | 1c3370c339 |
121122112313 has 8 divisors (see below), whose sum is σ = 121751942400. Its totient is φ = 120493565248.
The previous prime is 121122112291. The next prime is 121122112343. The reversal of 121122112313 is 313211221121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121122112313 - 220 = 121121063737 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121122112343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131168 + ... + 509361.
It is an arithmetic number, because the mean of its divisors is an integer number (15218992800).
Almost surely, 2121122112313 is an apocalyptic number.
It is an amenable number.
121122112313 is a deficient number, since it is larger than the sum of its proper divisors (629830087).
121122112313 is an equidigital number, since it uses as much as digits as its factorization.
121122112313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 641511.
The product of its digits is 144, while the sum is 20.
Adding to 121122112313 its reverse (313211221121), we get a palindrome (434333333434).
The spelling of 121122112313 in words is "one hundred twenty-one billion, one hundred twenty-two million, one hundred twelve thousand, three hundred thirteen".
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