Base | Representation |
---|---|
bin | 10100101101110111… |
… | …10111010110100100 |
3 | 1001201010101211010120 |
4 | 22112323313112210 |
5 | 140234241211322 |
6 | 5035351321540 |
7 | 542422140561 |
oct | 122673672644 |
9 | 31633354116 |
10 | 11122210212 |
11 | 479821a173 |
12 | 21a49802b0 |
13 | 1083346599 |
14 | 777203868 |
15 | 45167ea5c |
hex | 296ef75a4 |
11122210212 has 96 divisors (see below), whose sum is σ = 27116678400. Its totient is φ = 3544860672.
The previous prime is 11122210199. The next prime is 11122210223. The reversal of 11122210212 is 21201222111.
It is a junction number, because it is equal to n+sod(n) for n = 11122210191 and 11122210200.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13256089 + ... + 13256927.
It is an arithmetic number, because the mean of its divisors is an integer number (282465400).
Almost surely, 211122210212 is an apocalyptic number.
11122210212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11122210212 is an abundant number, since it is smaller than the sum of its proper divisors (15994468188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11122210212 is a wasteful number, since it uses less digits than its factorization.
11122210212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1365 (or 1363 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 11122210212 its reverse (21201222111), we get a palindrome (32323432323).
The spelling of 11122210212 in words is "eleven billion, one hundred twenty-two million, two hundred ten thousand, two hundred twelve".
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