Base | Representation |
---|---|
bin | 1010111011000101100001… |
… | …1010111011000001011001 |
3 | 1120112011110022210001212121 |
4 | 2232301120122323001121 |
5 | 3033233403233341441 |
6 | 41313225404541241 |
7 | 2346465151461421 |
oct | 256613032730131 |
9 | 46464408701777 |
10 | 12010212012121 |
11 | 3910558636744 |
12 | 141b7ab851821 |
13 | 6917342ab9cb |
14 | 2d7423d6d481 |
15 | 15c62e70bdd1 |
hex | aec586bb059 |
12010212012121 has 8 divisors (see below), whose sum is σ = 12031796367360. Its totient is φ = 11988637838352.
The previous prime is 12010212012107. The next prime is 12010212012137. The reversal of 12010212012121 is 12121021201021.
12010212012121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 12010212012121 - 225 = 12010178457689 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12010212012095 and 12010212012104.
It is not an unprimeable number, because it can be changed into a prime (12010212012181) 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, 182050 + ... + 4904443.
It is an arithmetic number, because the mean of its divisors is an integer number (1503974545920).
Almost surely, 212010212012121 is an apocalyptic number.
It is an amenable number.
12010212012121 is a deficient number, since it is larger than the sum of its proper divisors (21584355239).
12010212012121 is an equidigital number, since it uses as much as digits as its factorization.
12010212012121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5090735.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 12010212012121 its reverse (12121021201021), we get a palindrome (24131233213142).
The spelling of 12010212012121 in words is "twelve trillion, ten billion, two hundred twelve million, twelve thousand, one hundred twenty-one".
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