Base | Representation |
---|---|
bin | 11011100011101100100101… |
… | …000110101001101000011001 |
3 | 120220010122011121200202111210 |
4 | 123203230211012221220121 |
5 | 111341221210441014301 |
6 | 1105434352402413333 |
7 | 34346301351155223 |
oct | 3343544506515031 |
9 | 526118147622453 |
10 | 121200304626201 |
11 | 35688840304499 |
12 | 11715520961249 |
13 | 52821a7b72068 |
14 | 21d01a9c13413 |
15 | e02a70e65ad6 |
hex | 6e3b251a9a19 |
121200304626201 has 64 divisors (see below), whose sum is σ = 175252750848000. Its totient is φ = 74274723936000.
The previous prime is 121200304626197. The next prime is 121200304626221. The reversal of 121200304626201 is 102626403002121.
It is not a de Polignac number, because 121200304626201 - 22 = 121200304626197 is a prime.
It is not an unprimeable number, because it can be changed into a prime (121200304626221) 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 63 ways as a sum of consecutive naturals, for example, 67372975 + ... + 69148523.
It is an arithmetic number, because the mean of its divisors is an integer number (2738324232000).
Almost surely, 2121200304626201 is an apocalyptic number.
It is an amenable number.
121200304626201 is a deficient number, since it is larger than the sum of its proper divisors (54052446221799).
121200304626201 is a wasteful number, since it uses less digits than its factorization.
121200304626201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1775910.
The product of its (nonzero) digits is 6912, while the sum is 30.
Adding to 121200304626201 its reverse (102626403002121), we get a palindrome (223826707628322).
The spelling of 121200304626201 in words is "one hundred twenty-one trillion, two hundred billion, three hundred four million, six hundred twenty-six thousand, two hundred one".
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