13312032011 has 4 divisors (see below), whose sum is σ = 13314102024. Its totient is φ = 13309962000.

The previous prime is 13312032001. The next prime is 13312032049. The reversal of 13312032011 is 11023021331.

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 13312032011 - 2²² = 13307837707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13312032001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025330 + ... + 1038231.

It is an arithmetic number, because the mean of its divisors is an integer number (3328525506).

Almost surely, 2^13312032011 is an apocalyptic number.

13312032011 is a deficient number, since it is larger than the sum of its proper divisors (2070013).

13312032011 is an equidigital number, since it uses as much as digits as its factorization.

13312032011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2070012.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13312032011 its reverse (11023021331), we get a palindrome (24335053342).

The spelling of 13312032011 in words is "thirteen billion, three hundred twelve million, thirty-two thousand, eleven".