Base | Representation |
---|---|
bin | 1100010010000111000… |
… | …1111000011110100110 |
3 | 202011200100120212221220 |
4 | 3010201301320132212 |
5 | 11424132122401042 |
6 | 240535153321210 |
7 | 21150163304433 |
oct | 3044161703646 |
9 | 664610525856 |
10 | 211020122022 |
11 | 815473a2a66 |
12 | 34a92266206 |
13 | 16b8c470638 |
14 | a2db90cb8a |
15 | 5750b8a8ec |
hex | 3121c787a6 |
211020122022 has 32 divisors (see below), whose sum is σ = 440539803648. Its totient is φ = 67258863936.
The previous prime is 211020122003. The next prime is 211020122029. The reversal of 211020122022 is 220221020112.
It is a super-4 number, since 4×2110201220224 (a number of 46 digits) contains 4444 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 211020121992 and 211020122010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211020122029) 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, 148603 + ... + 666425.
It is an arithmetic number, because the mean of its divisors is an integer number (13766868864).
Almost surely, 2211020122022 is an apocalyptic number.
211020122022 is an abundant number, since it is smaller than the sum of its proper divisors (229519681626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211020122022 is a wasteful number, since it uses less digits than its factorization.
211020122022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 520804.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 211020122022 its reverse (220221020112), we get a palindrome (431241142134).
The spelling of 211020122022 in words is "two hundred eleven billion, twenty million, one hundred twenty-two thousand, twenty-two".
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