Base | Representation |
---|---|
bin | 11011100011111110111011… |
… | …001010001101100001001011 |
3 | 120220012112000100210121000221 |
4 | 123203332323022031201023 |
5 | 111342032031003324321 |
6 | 1105451411122010511 |
7 | 34350566440161535 |
oct | 3343767312154113 |
9 | 526175010717027 |
10 | 121220002011211 |
11 | 35696128a33384 |
12 | 117192b94a6a37 |
13 | 5283cc694486c |
14 | 21d1117c44855 |
15 | e03325357e41 |
hex | 6e3fbb28d84b |
121220002011211 has 8 divisors (see below), whose sum is σ = 121230088547040. Its totient is φ = 121209915853632.
The previous prime is 121220002011203. The next prime is 121220002011247. The reversal of 121220002011211 is 112110200022121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121220002011211 - 23 = 121220002011203 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121220002011271) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1193376621 + ... + 1193478193.
It is an arithmetic number, because the mean of its divisors is an integer number (15153761068380).
Almost surely, 2121220002011211 is an apocalyptic number.
121220002011211 is a deficient number, since it is larger than the sum of its proper divisors (10086535829).
121220002011211 is a wasteful number, since it uses less digits than its factorization.
121220002011211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189125.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 121220002011211 its reverse (112110200022121), we get a palindrome (233330202033332).
The spelling of 121220002011211 in words is "one hundred twenty-one trillion, two hundred twenty billion, two million, eleven thousand, two hundred eleven".
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