Base | Representation |
---|---|
bin | 11011100011101100011110… |
… | …110111100111010001101110 |
3 | 120220010121220022212021021212 |
4 | 123203230132313213101232 |
5 | 111341221002201133402 |
6 | 1105434334144354422 |
7 | 34346265641063126 |
oct | 3343543667472156 |
9 | 526117808767255 |
10 | 121200200021102 |
11 | 356887972580a4 |
12 | 117154b1915a12 |
13 | 528218c2a8457 |
14 | 21d0199d83c86 |
15 | e02a66ba1952 |
hex | 6e3b1ede746e |
121200200021102 has 4 divisors (see below), whose sum is σ = 181800300031656. Its totient is φ = 60600100010550.
The previous prime is 121200200021083. The next prime is 121200200021111. The reversal of 121200200021102 is 201120002002121.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30300050005274 + ... + 30300050005277.
It is an arithmetic number, because the mean of its divisors is an integer number (45450075007914).
Almost surely, 2121200200021102 is an apocalyptic number.
121200200021102 is a deficient number, since it is larger than the sum of its proper divisors (60600100010554).
121200200021102 is an equidigital number, since it uses as much as digits as its factorization.
121200200021102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60600100010553.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 121200200021102 its reverse (201120002002121), we get a palindrome (322320202023223).
The spelling of 121200200021102 in words is "one hundred twenty-one trillion, two hundred billion, two hundred million, twenty-one thousand, one hundred two".
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