Base | Representation |
---|---|
bin | 1001000110011011101010… |
… | …11001010101111111011100 |
3 | 2121212011001011201002211122 |
4 | 10203031311121111333130 |
5 | 10110340012341210022 |
6 | 110321253222310112 |
7 | 4133556344055134 |
oct | 443156531257734 |
9 | 77764034632748 |
10 | 20012222210012 |
11 | 64161547a134a |
12 | 22b2604888338 |
13 | b221b54aab76 |
14 | 4d284d59dac4 |
15 | 24a86cd9b742 |
hex | 123375655fdc |
20012222210012 has 48 divisors (see below), whose sum is σ = 36311773478400. Its totient is φ = 9643390266240.
The previous prime is 20012222210011. The next prime is 20012222210027. The reversal of 20012222210012 is 21001222221002.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20012222210011) 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, 132491789 + ... + 132642747.
It is an arithmetic number, because the mean of its divisors is an integer number (756495280800).
Almost surely, 220012222210012 is an apocalyptic number.
It is an amenable number.
20012222210012 is a deficient number, since it is larger than the sum of its proper divisors (16299551268388).
20012222210012 is a wasteful number, since it uses less digits than its factorization.
20012222210012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160826 (or 160824 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 20012222210012 its reverse (21001222221002), we get a palindrome (41013444431014).
The spelling of 20012222210012 in words is "twenty trillion, twelve billion, two hundred twenty-two million, two hundred ten thousand, twelve".
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