Base | Representation |
---|---|
bin | 1001001001010101101101… |
… | …01001011101000101010100 |
3 | 2122012200211220122111211220 |
4 | 10210222312221131011110 |
5 | 10114004040401401322 |
6 | 110435212143530340 |
7 | 4144023421345320 |
oct | 444526651350524 |
9 | 78180756574756 |
10 | 20112101200212 |
11 | 6454548895a4a |
12 | 2309a39bb99b0 |
13 | b2b741bcbb78 |
14 | 4d7606520980 |
15 | 24d26668155c |
hex | 124ab6a5d154 |
20112101200212 has 48 divisors (see below), whose sum is σ = 53804720965632. Its totient is φ = 5727837725280.
The previous prime is 20112101200207. The next prime is 20112101200423. The reversal of 20112101200212 is 21200210121102.
It is a super-2 number, since 2×201121012002122 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20112101200191 and 20112101200200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384909208 + ... + 384961455.
It is an arithmetic number, because the mean of its divisors is an integer number (1120931686784).
Almost surely, 220112101200212 is an apocalyptic number.
It is an amenable number.
20112101200212 is an abundant number, since it is smaller than the sum of its proper divisors (33692619765420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20112101200212 is a wasteful number, since it uses less digits than its factorization.
20112101200212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 769870988 (or 769870986 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 20112101200212 its reverse (21200210121102), we get a palindrome (41312311321314).
The spelling of 20112101200212 in words is "twenty trillion, one hundred twelve billion, one hundred one million, two hundred thousand, two hundred twelve".
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