1132122231 has 16 divisors (see below), whose sum is σ = 1693828320. Its totient is φ = 747273600.

The previous prime is 1132122223. The next prime is 1132122281. The reversal of 1132122231 is 1322212311.

It is not a de Polignac number, because 1132122231 - 2³ = 1132122223 is a prime.

It is a super-2 number, since 2×1132122231² = 2563401491848834722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132122221) 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 15 ways as a sum of consecutive naturals, for example, 204850 + ... + 210303.

It is an arithmetic number, because the mean of its divisors is an integer number (105864270).

Almost surely, 2^1132122231 is an apocalyptic number.

1132122231 is a deficient number, since it is larger than the sum of its proper divisors (561706089).

1132122231 is a wasteful number, since it uses less digits than its factorization.

1132122231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415263 (or 415257 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1132122231 is about 33647.0241031804. The cubic root of 1132122231 is about 1042.2320868401.

Adding to 1132122231 its reverse (1322212311), we get a palindrome (2454334542).

The spelling of 1132122231 in words is "one billion, one hundred thirty-two million, one hundred twenty-two thousand, two hundred thirty-one".