Base | Representation |
---|---|
bin | 1100010101110011001… |
… | …0011011010000010011 |
3 | 202021020100110000011111 |
4 | 3011130302123100103 |
5 | 11433144042321321 |
6 | 241221320354151 |
7 | 21213544200511 |
oct | 3053462332023 |
9 | 667210400144 |
10 | 212010120211 |
11 | 81a0520528a |
12 | 35109915957 |
13 | 16cb95b8196 |
14 | a3931b54b1 |
15 | 57aca435e1 |
hex | 315cc9b413 |
212010120211 has 4 divisors (see below), whose sum is σ = 213181447024. Its totient is φ = 210838793400.
The previous prime is 212010120193. The next prime is 212010120241. The reversal of 212010120211 is 112021010212.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-212010120211 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212010120191 and 212010120200.
It is not an unprimeable number, because it can be changed into a prime (212010120241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585663135 + ... + 585663496.
It is an arithmetic number, because the mean of its divisors is an integer number (53295361756).
Almost surely, 2212010120211 is an apocalyptic number.
212010120211 is a deficient number, since it is larger than the sum of its proper divisors (1171326813).
212010120211 is a wasteful number, since it uses less digits than its factorization.
212010120211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1171326812.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 212010120211 its reverse (112021010212), we get a palindrome (324031130423).
The spelling of 212010120211 in words is "two hundred twelve billion, ten million, one hundred twenty thousand, two hundred eleven".
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