Base | Representation |
---|---|
bin | 1010001100100100101011… |
… | …0101001110110110100100 |
3 | 1110200202212020101112101020 |
4 | 2203021022311032312210 |
5 | 2432140333222023022 |
6 | 35502152324131140 |
7 | 2234656002416133 |
oct | 243111265166644 |
9 | 43622766345336 |
10 | 11211120111012 |
11 | 36326780360a8 |
12 | 1310959536ab0 |
13 | 634286503173 |
14 | 2aa89a47191a |
15 | 146960ee635c |
hex | a324ad4eda4 |
11211120111012 has 48 divisors (see below), whose sum is σ = 26336146636800. Its totient is φ = 3711832798240.
The previous prime is 11211120111011. The next prime is 11211120111041. The reversal of 11211120111012 is 21011102111211.
It is a junction number, because it is equal to n+sod(n) for n = 11211120110982 and 11211120111000.
It is not an unprimeable number, because it can be changed into a prime (11211120111011) 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, 2200812 + ... + 5221667.
It is an arithmetic number, because the mean of its divisors is an integer number (548669721600).
Almost surely, 211211120111012 is an apocalyptic number.
11211120111012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11211120111012 is an abundant number, since it is smaller than the sum of its proper divisors (15125026525788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11211120111012 is a wasteful number, since it uses less digits than its factorization.
11211120111012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7423336 (or 7423334 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 15.
Adding to 11211120111012 its reverse (21011102111211), we get a palindrome (32222222222223).
The spelling of 11211120111012 in words is "eleven trillion, two hundred eleven billion, one hundred twenty million, one hundred eleven thousand, twelve".
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