1132223131 has 8 divisors (see below), whose sum is σ = 1219617504. Its totient is φ = 1044871680.

The previous prime is 1132223119. The next prime is 1132223173. The reversal of 1132223131 is 1313222311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1132223131 is a prime.

It is a super-2 number, since 2×1132223131² = 2563858436742886322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1132223099 and 1132223108.

It is not an unprimeable number, because it can be changed into a prime (1132223731) 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 7 ways as a sum of consecutive naturals, for example, 62730 + ... + 78736.

It is an arithmetic number, because the mean of its divisors is an integer number (152452188).

Almost surely, 2^1132223131 is an apocalyptic number.

1132223131 is a deficient number, since it is larger than the sum of its proper divisors (87394373).

1132223131 is a wasteful number, since it uses less digits than its factorization.

1132223131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21461.

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

The square root of 1132223131 is about 33648.5234594328. The cubic root of 1132223131 is about 1042.2630487777.

Adding to 1132223131 its reverse (1313222311), we get a palindrome (2445445442).

It can be divided in two parts, 11322 and 23131, that added together give a triangular number (34453 = T₂₆₂).

The spelling of 1132223131 in words is "one billion, one hundred thirty-two million, two hundred twenty-three thousand, one hundred thirty-one".