Base | Representation |
---|---|
bin | 1010111011000101100001… |
… | …1011010101101001110001 |
3 | 1120112011110022222121111121 |
4 | 2232301120123111221301 |
5 | 3033233403300334301 |
6 | 41313225411142241 |
7 | 2346465152424430 |
oct | 256613033255161 |
9 | 46464408877447 |
10 | 12010212121201 |
11 | 3910558700698 |
12 | 141b7ab8a4981 |
13 | 691734319558 |
14 | 2d7423d9b117 |
15 | 15c62e72e3a1 |
hex | aec586d5a71 |
12010212121201 has 24 divisors (see below), whose sum is σ = 14744690703360. Its totient is φ = 9580046310912.
The previous prime is 12010212121181. The next prime is 12010212121277. The reversal of 12010212121201 is 10212121201021.
It is not a de Polignac number, because 12010212121201 - 211 = 12010212119153 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12010212122201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33172945 + ... + 33533038.
It is an arithmetic number, because the mean of its divisors is an integer number (614362112640).
Almost surely, 212010212121201 is an apocalyptic number.
It is an amenable number.
12010212121201 is a deficient number, since it is larger than the sum of its proper divisors (2734478582159).
12010212121201 is an equidigital number, since it uses as much as digits as its factorization.
12010212121201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66706113 (or 66706096 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 12010212121201 its reverse (10212121201021), we get a palindrome (22222333322222).
The spelling of 12010212121201 in words is "twelve trillion, ten billion, two hundred twelve million, one hundred twenty-one thousand, two hundred one".
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