11122012 has 24 divisors (see below), whose sum is σ = 22483440. Its totient is φ = 4757760.

The previous prime is 11122003. The next prime is 11122039. The reversal of 11122012 is 21022111.

It is a self number, because there is not a number n which added to its sum of digits gives 11122012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6687 + ... + 8182.

It is an arithmetic number, because the mean of its divisors is an integer number (936810).

Almost surely, 2^11122012 is an apocalyptic number.

It is an amenable number.

11122012 is an abundant number, since it is smaller than the sum of its proper divisors (11361428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11122012 is a wasteful number, since it uses less digits than its factorization.

11122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14901 (or 14899 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 11122012 is about 3334.9680658141. The cubic root of 11122012 is about 223.2172669846.

Adding to 11122012 its reverse (21022111), we get a palindrome (32144123).

Subtracting 11122012 from its reverse (21022111), we obtain a palindrome (9900099).

The spelling of 11122012 in words is "eleven million, one hundred twenty-two thousand, twelve".