Base | Representation |
---|---|
bin | 110000001110101000111000… |
… | …011101000011110101000011 |
3 | 1000211000201200001121110100010 |
4 | 300032220320131003311003 |
5 | 210300221242204202321 |
6 | 2031043000030200003 |
7 | 62451413046641361 |
oct | 6016507035036503 |
9 | 1024021601543303 |
10 | 212112202022211 |
11 | 61649309319127 |
12 | 1b958923353003 |
13 | 914813043758a |
14 | 3a543dd02c631 |
15 | 197c7d2573676 |
hex | c0ea38743d43 |
212112202022211 has 16 divisors (see below), whose sum is σ = 289920231714816. Its totient is φ = 137888890659936.
The previous prime is 212112202022191. The next prime is 212112202022213. The reversal of 212112202022211 is 112220202211212.
It is not a de Polignac number, because 212112202022211 - 219 = 212112201497923 is a prime.
It is a super-2 number, since 2×2121122020222112 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (212112202022213) 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, 4092118275 + ... + 4092170108.
It is an arithmetic number, because the mean of its divisors is an integer number (18120014482176).
Almost surely, 2212112202022211 is an apocalyptic number.
212112202022211 is a deficient number, since it is larger than the sum of its proper divisors (77808029692605).
212112202022211 is a wasteful number, since it uses less digits than its factorization.
212112202022211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8184288602.
The product of its (nonzero) digits is 256, while the sum is 21.
Adding to 212112202022211 its reverse (112220202211212), we get a palindrome (324332404233423).
The spelling of 212112202022211 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred two million, twenty-two thousand, two hundred eleven".
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