1132222321 has 12 divisors (see below), whose sum is σ = 1241603532. Its totient is φ = 1028862464.

The previous prime is 1132222307. The next prime is 1132222327. The reversal of 1132222321 is 1232222311.

It can be written as a sum of positive squares in 6 ways, for example, as 5948721 + 1126273600 = 2439^2 + 33560^2 .

It is not a de Polignac number, because 1132222321 - 2⁹ = 1132221809 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132222327) 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 11 ways as a sum of consecutive naturals, for example, 25300 + ... + 53893.

It is an arithmetic number, because the mean of its divisors is an integer number (103466961).

Almost surely, 2^1132222321 is an apocalyptic number.

It is an amenable number.

1132222321 is a deficient number, since it is larger than the sum of its proper divisors (109381211).

1132222321 is an equidigital number, since it uses as much as digits as its factorization.

1132222321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79268 (or 79239 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 1132222321 is about 33648.5114232413. The cubic root of 1132222321 is about 1042.2628002303.

Adding to 1132222321 its reverse (1232222311), we get a palindrome (2364444632).

The spelling of 1132222321 in words is "one billion, one hundred thirty-two million, two hundred twenty-two thousand, three hundred twenty-one".