1122231133 has 4 divisors (see below), whose sum is σ = 1129379260. Its totient is φ = 1115083008.

The previous prime is 1122231113. The next prime is 1122231163. The reversal of 1122231133 is 3311322211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 434847609 + 687383524 = 20853^2 + 26218^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122231133 - 2⁹ = 1122230621 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1122231133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122231113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3573828 + ... + 3574141.

It is an arithmetic number, because the mean of its divisors is an integer number (282344815).

Almost surely, 2^1122231133 is an apocalyptic number.

It is an amenable number.

1122231133 is a deficient number, since it is larger than the sum of its proper divisors (7148127).

1122231133 is an equidigital number, since it uses as much as digits as its factorization.

1122231133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7148126.

The product of its digits is 216, while the sum is 19.

The square root of 1122231133 is about 33499.7184018015. The cubic root of 1122231133 is about 1039.1879549291.

Adding to 1122231133 its reverse (3311322211), we get a palindrome (4433553344).

The spelling of 1122231133 in words is "one billion, one hundred twenty-two million, two hundred thirty-one thousand, one hundred thirty-three".