Base | Representation |
---|---|
bin | 11011100011101100011001… |
… | …000001101100011001001001 |
3 | 120220010121122111102021220010 |
4 | 123203230121001230121021 |
5 | 111341220302103001301 |
6 | 1105434320323422133 |
7 | 34346263340652660 |
oct | 3343543101543111 |
9 | 526117574367803 |
10 | 121200102000201 |
11 | 35688746998594 |
12 | 11715484b24949 |
13 | 5282174ba8713 |
14 | 21d018ad49dd7 |
15 | e02a5d28d5d6 |
hex | 6e3b1906c649 |
121200102000201 has 16 divisors (see below), whose sum is σ = 184687452118400. Its totient is φ = 69256607741568.
The previous prime is 121200102000191. The next prime is 121200102000247. The reversal of 121200102000201 is 102000201002121.
It is not a de Polignac number, because 121200102000201 - 214 = 121200101983817 is a prime.
It is not an unprimeable number, because it can be changed into a prime (121200102800201) 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, 22209796 + ... + 27123333.
It is an arithmetic number, because the mean of its divisors is an integer number (11542965757400).
Almost surely, 2121200102000201 is an apocalyptic number.
It is an amenable number.
121200102000201 is a deficient number, since it is larger than the sum of its proper divisors (63487350118199).
121200102000201 is a wasteful number, since it uses less digits than its factorization.
121200102000201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49450128.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 121200102000201 its reverse (102000201002121), we get a palindrome (223200303002322).
The spelling of 121200102000201 in words is "one hundred twenty-one trillion, two hundred billion, one hundred two million, two hundred one", and thus it is an aban number.
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