Base | Representation |
---|---|
bin | 1001001001010101100011… |
… | …10011110001111101111000 |
3 | 2122012200122020220012001120 |
4 | 10210222301303301331320 |
5 | 10114003404111133422 |
6 | 110435200123545240 |
7 | 4144021414341465 |
oct | 444526163617570 |
9 | 78180566805046 |
10 | 20112020021112 |
11 | 6454506a89988 |
12 | 2309a1698b220 |
13 | b2b72b147bb6 |
14 | 4d75d982c66c |
15 | 24d25e49845c |
hex | 124ab1cf1f78 |
20112020021112 has 32 divisors (see below), whose sum is σ = 50280650160000. Its totient is φ = 6703926659424.
The previous prime is 20112020021111. The next prime is 20112020021113. The reversal of 20112020021112 is 21112002021102.
It is an interprime number because it is at equal distance from previous prime (20112020021111) and next prime (20112020021113).
It is a junction number, because it is equal to n+sod(n) for n = 20112020021091 and 20112020021100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20112020021111) 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, 2930668 + ... + 6986619.
It is an arithmetic number, because the mean of its divisors is an integer number (1571270317500).
Almost surely, 220112020021112 is an apocalyptic number.
It is an amenable number.
20112020021112 is an abundant number, since it is smaller than the sum of its proper divisors (30168630138888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20112020021112 is a wasteful number, since it uses less digits than its factorization.
20112020021112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10001795 (or 10001791 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 20112020021112 its reverse (21112002021102), we get a palindrome (41224022042214).
The spelling of 20112020021112 in words is "twenty trillion, one hundred twelve billion, twenty million, twenty-one thousand, one hundred twelve".
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