11131122 has 8 divisors (see below), whose sum is σ = 22262256. Its totient is φ = 3710372.

The previous prime is 11131111. The next prime is 11131123. The reversal of 11131122 is 22113111.

It is a sphenic number, since it is the product of 3 distinct primes.

11131122 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11131098 and 11131107.

It is not an unprimeable number, because it can be changed into a prime (11131123) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 927588 + ... + 927599.

It is an arithmetic number, because the mean of its divisors is an integer number (2782782).

Almost surely, 2^11131122 is an apocalyptic number.

11131122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11131122 is a wasteful number, since it uses less digits than its factorization.

11131122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855192.

The product of its digits is 12, while the sum is 12.

The square root of 11131122 is about 3336.3336164119. Note that the first 3 decimals coincide. The cubic root of 11131122 is about 223.2781958388.

Adding to 11131122 its reverse (22113111), we get a palindrome (33244233).

The spelling of 11131122 in words is "eleven million, one hundred thirty-one thousand, one hundred twenty-two".