Base | Representation |
---|---|
bin | 110000001101000001010101… |
… | …100011100010111011001011 |
3 | 1000210122002200200010000201020 |
4 | 300031001111203202323023 |
5 | 210241411042401041021 |
6 | 2030515531413323523 |
7 | 62440365635541135 |
oct | 6015012543427313 |
9 | 1023562620100636 |
10 | 212001021112011 |
11 | 6160614562077a |
12 | 1b93b2750365a3 |
13 | 913a7c239b251 |
14 | 3a4cc93088055 |
15 | 19799769617c6 |
hex | c0d0558e2ecb |
212001021112011 has 32 divisors (see below), whose sum is σ = 283972386297600. Its totient is φ = 140683735535616.
The previous prime is 212001021112009. The next prime is 212001021112051. The reversal of 212001021112011 is 110211120100212.
It is a happy number.
It is not a de Polignac number, because 212001021112011 - 21 = 212001021112009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (212001021112051) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 954560400 + ... + 954782466.
It is an arithmetic number, because the mean of its divisors is an integer number (8874137071800).
Almost surely, 2212001021112011 is an apocalyptic number.
212001021112011 is a deficient number, since it is larger than the sum of its proper divisors (71971365185589).
212001021112011 is a wasteful number, since it uses less digits than its factorization.
212001021112011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224203.
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 212001021112011 its reverse (110211120100212), we get a palindrome (322212141212223).
The spelling of 212001021112011 in words is "two hundred twelve trillion, one billion, twenty-one million, one hundred twelve thousand, eleven".
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