Base | Representation |
---|---|
bin | 10001011101110010000… |
… | …101110110010001001011 |
3 | 11020201221200212210012110 |
4 | 101131302011312101023 |
5 | 124131012230324321 |
6 | 2315211401513403 |
7 | 152466215524431 |
oct | 21356205662113 |
9 | 4221850783173 |
10 | 1200210011211 |
11 | 423008297682 |
12 | 174737aa2863 |
13 | 89243c689b3 |
14 | 4213a394d51 |
15 | 21348371176 |
hex | 1177217644b |
1200210011211 has 8 divisors (see below), whose sum is σ = 1601301259264. Its totient is φ = 799629385320.
The previous prime is 1200210011191. The next prime is 1200210011237. The reversal of 1200210011211 is 1121100120021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1200210011211 - 213 = 1200210003019 is a prime.
It is a super-2 number, since 2×12002100112112 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1200210011111) 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, 127650055 + ... + 127659456.
It is an arithmetic number, because the mean of its divisors is an integer number (200162657408).
Almost surely, 21200210011211 is an apocalyptic number.
1200210011211 is a deficient number, since it is larger than the sum of its proper divisors (401091248053).
1200210011211 is a wasteful number, since it uses less digits than its factorization.
1200210011211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255311081.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 1200210011211 its reverse (1121100120021), we get a palindrome (2321310131232).
The spelling of 1200210011211 in words is "one trillion, two hundred billion, two hundred ten million, eleven thousand, two hundred eleven".
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