1120132231 has 4 divisors (see below), whose sum is σ = 1134311200. Its totient is φ = 1105953264.

The previous prime is 1120132229. The next prime is 1120132249. The reversal of 1120132231 is 1322310211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1322310211 = 6553 ⋅201787.

It is a cyclic number.

It is not a de Polignac number, because 1120132231 - 2¹ = 1120132229 is a prime.

It is a super-2 number, since 2×1120132231² = 2509392429850074722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130132231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7089366 + ... + 7089523.

It is an arithmetic number, because the mean of its divisors is an integer number (283577800).

Almost surely, 2^1120132231 is an apocalyptic number.

1120132231 is a deficient number, since it is larger than the sum of its proper divisors (14178969).

1120132231 is an equidigital number, since it uses as much as digits as its factorization.

1120132231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14178968.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1120132231 is about 33468.3765814836. The cubic root of 1120132231 is about 1038.5396883267.

Adding to 1120132231 its reverse (1322310211), we get a palindrome (2442442442).

It can be divided in two parts, 112013 and 2231, that added together give a square (114244 = 338²).

The spelling of 1120132231 in words is "one billion, one hundred twenty million, one hundred thirty-two thousand, two hundred thirty-one".