Base | Representation |
---|---|
bin | 11011100010010000001100… |
… | …000111101010000111000110 |
3 | 120212210011002221222011200121 |
4 | 123202100030013222013012 |
5 | 111333110023402241402 |
6 | 1105321024453132154 |
7 | 34336160116103464 |
oct | 3342201407520706 |
9 | 525704087864617 |
10 | 121101101212102 |
11 | 3564a763598150 |
12 | 116ba25592a05a |
13 | 5275a283bb52b |
14 | 21c94788ad834 |
15 | e001b6b2b837 |
hex | 6e240c1ea1c6 |
121101101212102 has 64 divisors (see below), whose sum is σ = 211376685542400. Its totient is φ = 51455024750880.
The previous prime is 121101101212081. The next prime is 121101101212109. The reversal of 121101101212102 is 201212101101121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121101101212109) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25086549 + ... + 29521807.
It is an arithmetic number, because the mean of its divisors is an integer number (3302760711600).
Almost surely, 2121101101212102 is an apocalyptic number.
121101101212102 is a deficient number, since it is larger than the sum of its proper divisors (90275584330298).
121101101212102 is a wasteful number, since it uses less digits than its factorization.
121101101212102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4436161.
The product of its (nonzero) digits is 16, while the sum is 16.
Adding to 121101101212102 its reverse (201212101101121), we get a palindrome (322313202313223).
The spelling of 121101101212102 in words is "one hundred twenty-one trillion, one hundred one billion, one hundred one million, two hundred twelve thousand, one hundred two".
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