Base | Representation |
---|---|
bin | 11011100001000100101010… |
… | …001110110000010001011001 |
3 | 120212111101210000111212011010 |
4 | 123201010222032300101121 |
5 | 111330242431003311301 |
6 | 1105215453231524133 |
7 | 34330256316211560 |
oct | 3341045216602131 |
9 | 525441700455133 |
10 | 121020002010201 |
11 | 35619327171448 |
12 | 116a65a1989649 |
13 | 526b1a26250b8 |
14 | 21c5583b62bd7 |
15 | ded01bdd35d6 |
hex | 6e112a3b0459 |
121020002010201 has 16 divisors (see below), whose sum is σ = 184811456446848. Its totient is φ = 69004277558400.
The previous prime is 121020002010001. The next prime is 121020002010263. The reversal of 121020002010201 is 102010200020121.
It is not a de Polignac number, because 121020002010201 - 231 = 121017854526553 is a prime.
It is not an unprimeable number, because it can be changed into a prime (121020002010001) 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, 6250377780 + ... + 6250397141.
It is an arithmetic number, because the mean of its divisors is an integer number (11550716027928).
Almost surely, 2121020002010201 is an apocalyptic number.
It is an amenable number.
121020002010201 is a deficient number, since it is larger than the sum of its proper divisors (63791454436647).
121020002010201 is a wasteful number, since it uses less digits than its factorization.
121020002010201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12500775392.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 121020002010201 its reverse (102010200020121), we get a palindrome (223030202030322).
The spelling of 121020002010201 in words is "one hundred twenty-one trillion, twenty billion, two million, ten thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •