11130212 has 12 divisors (see below), whose sum is σ = 19845756. Its totient is φ = 5460000.

The previous prime is 11130199. The next prime is 11130221. The reversal of 11130212 is 21203111.

11130212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5635876 + 5494336 = 2374^2 + 2344^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11130193 and 11130202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26039 + ... + 26462.

It is an arithmetic number, because the mean of its divisors is an integer number (1653813).

Almost surely, 2^11130212 is an apocalyptic number.

It is an amenable number.

11130212 is a deficient number, since it is larger than the sum of its proper divisors (8715544).

11130212 is a wasteful number, since it uses less digits than its factorization.

11130212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52558 (or 52556 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 11130212 is about 3336.1972363756. The cubic root of 11130212 is about 223.2721111364.

Adding to 11130212 its reverse (21203111), we get a palindrome (32333323).

The spelling of 11130212 in words is "eleven million, one hundred thirty thousand, two hundred twelve".