Base | Representation |
---|---|
bin | 111000011001000100… |
… | …1000110110010101001 |
3 | 102120120200122021111221 |
4 | 1300302021012302221 |
5 | 3441003141112301 |
6 | 131344400222041 |
7 | 11514656561002 |
oct | 1606211066251 |
9 | 376520567457 |
10 | 121100332201 |
11 | 473a3a86a82 |
12 | 1b57830a921 |
13 | b55c153304 |
14 | 5c0b5301a9 |
15 | 323b8a4da1 |
hex | 1c32246ca9 |
121100332201 has 16 divisors (see below), whose sum is σ = 131106717504. Its totient is φ = 111442581504.
The previous prime is 121100332169. The next prime is 121100332273. The reversal of 121100332201 is 102233001121.
It is a cyclic number.
It is not a de Polignac number, because 121100332201 - 25 = 121100332169 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121100332501) 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, 305535 + ... + 579268.
It is an arithmetic number, because the mean of its divisors is an integer number (8194169844).
Almost surely, 2121100332201 is an apocalyptic number.
It is an amenable number.
121100332201 is a deficient number, since it is larger than the sum of its proper divisors (10006385303).
121100332201 is an equidigital number, since it uses as much as digits as its factorization.
121100332201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 885000.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 121100332201 its reverse (102233001121), we get a palindrome (223333333322).
The spelling of 121100332201 in words is "one hundred twenty-one billion, one hundred million, three hundred thirty-two thousand, two hundred one".
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