Base | Representation |
---|---|
bin | 1001000110101010100011… |
… | …01000000001010010110011 |
3 | 2121212220122222221002222121 |
4 | 10203111101220001102303 |
5 | 10111002343233342321 |
6 | 110325054115415111 |
7 | 4134261342213115 |
oct | 443252150012263 |
9 | 77786588832877 |
10 | 20020212012211 |
11 | 6419584833a64 |
12 | 22b40745b4497 |
13 | b22b89890388 |
14 | 4d2daa7713b5 |
15 | 24ab89530441 |
hex | 123551a014b3 |
20020212012211 has 8 divisors (see below), whose sum is σ = 20398205933280. Its totient is φ = 19642227501312.
The previous prime is 20020212012169. The next prime is 20020212012253. The reversal of 20020212012211 is 11221021202002.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (20020212012169) and next prime (20020212012253).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20020212012211 - 213 = 20020212004019 is a prime.
It is a super-2 number, since 2×200202120122112 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20020212015211) 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, 2018595 + ... + 6641923.
It is an arithmetic number, because the mean of its divisors is an integer number (2549775741660).
Almost surely, 220020212012211 is an apocalyptic number.
20020212012211 is a deficient number, since it is larger than the sum of its proper divisors (377993921069).
20020212012211 is an equidigital number, since it uses as much as digits as its factorization.
20020212012211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4705085.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 20020212012211 its reverse (11221021202002), we get a palindrome (31241233214213).
The spelling of 20020212012211 in words is "twenty trillion, twenty billion, two hundred twelve million, twelve thousand, two hundred eleven".
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