Base | Representation |
---|---|
bin | 111000011001010111… |
… | …0011001111111111001 |
3 | 102120121101001001102002 |
4 | 1300302232121333321 |
5 | 3441013142011301 |
6 | 131345345550345 |
7 | 11515135644203 |
oct | 1606256317771 |
9 | 376541031362 |
10 | 121110110201 |
11 | 473a9555373 |
12 | 1b57b6453b5 |
13 | b561197b02 |
14 | 5c0c957773 |
15 | 323c68716b |
hex | 1c32b99ff9 |
121110110201 has 16 divisors (see below), whose sum is σ = 122200493184. Its totient is φ = 120025645824.
The previous prime is 121110110197. The next prime is 121110110263. The reversal of 121110110201 is 102011011121.
It is a cyclic number.
It is not a de Polignac number, because 121110110201 - 22 = 121110110197 is a prime.
It is not an unprimeable number, because it can be changed into a prime (121110110801) 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 15 ways as a sum of consecutive naturals, for example, 77983841 + ... + 77985393.
It is an arithmetic number, because the mean of its divisors is an integer number (7637530824).
Almost surely, 2121110110201 is an apocalyptic number.
It is an amenable number.
121110110201 is a deficient number, since it is larger than the sum of its proper divisors (1090382983).
121110110201 is a wasteful number, since it uses less digits than its factorization.
121110110201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3040.
The product of its (nonzero) digits is 4, while the sum is 11.
Adding to 121110110201 its reverse (102011011121), we get a palindrome (223121121322).
The spelling of 121110110201 in words is "one hundred twenty-one billion, one hundred ten million, one hundred ten thousand, two hundred one".
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