11032131091 has 8 divisors (see below), whose sum is σ = 11338526720. Its totient is φ = 10729904328.

The previous prime is 11032131049. The next prime is 11032131119. The reversal of 11032131091 is 19013123011.

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

It is a cyclic number.

It is not a de Polignac number, because 11032131091 - 2⁹ = 11032130579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11032131001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1036851 + ... + 1047436.

It is an arithmetic number, because the mean of its divisors is an integer number (1417315840).

Almost surely, 2^11032131091 is an apocalyptic number.

11032131091 is a deficient number, since it is larger than the sum of its proper divisors (306395629).

11032131091 is an equidigital number, since it uses as much as digits as its factorization.

11032131091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084433.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 11032131091 in words is "eleven billion, thirty-two million, one hundred thirty-one thousand, ninety-one".