1132100231 has 4 divisors (see below), whose sum is σ = 1171138200. Its totient is φ = 1093062264.

The previous prime is 1132100209. The next prime is 1132100239. The reversal of 1132100231 is 1320012311.

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

It is a cyclic number.

It is not a de Polignac number, because 1132100231 - 2²² = 1127905927 is a prime.

It is a super-2 number, since 2×1132100231² = 2563301866060506722, 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 (1132100239) 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, 19518941 + ... + 19518998.

It is an arithmetic number, because the mean of its divisors is an integer number (292784550).

Almost surely, 2^1132100231 is an apocalyptic number.

1132100231 is a deficient number, since it is larger than the sum of its proper divisors (39037969).

1132100231 is an equidigital number, since it uses as much as digits as its factorization.

1132100231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39037968.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1132100231 is about 33646.6971781778. The cubic root of 1132100231 is about 1042.2253357274.

Adding to 1132100231 its reverse (1320012311), we get a palindrome (2452112542).

The spelling of 1132100231 in words is "one billion, one hundred thirty-two million, one hundred thousand, two hundred thirty-one".