11031332133 has 4 divisors (see below), whose sum is σ = 14708442848. Its totient is φ = 7354221420.

The previous prime is 11031332119. The next prime is 11031332153. The reversal of 11031332133 is 33123313011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11031332133 - 2⁸ = 11031331877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031332153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838555353 + ... + 1838555358.

It is an arithmetic number, because the mean of its divisors is an integer number (3677110712).

Almost surely, 2^11031332133 is an apocalyptic number.

It is an amenable number.

11031332133 is a deficient number, since it is larger than the sum of its proper divisors (3677110715).

11031332133 is an equidigital number, since it uses as much as digits as its factorization.

11031332133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3677110714.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 11031332133 its reverse (33123313011), we get a palindrome (44154645144).

The spelling of 11031332133 in words is "eleven billion, thirty-one million, three hundred thirty-two thousand, one hundred thirty-three".