11133323031 has 4 divisors (see below), whose sum is σ = 14844430712. Its totient is φ = 7422215352.

The previous prime is 11133323009. The next prime is 11133323041. The reversal of 11133323031 is 13032333111.

11133323031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11133323031 - 2¹¹ = 11133320983 is a prime.

It is a super-2 number, since 2×11133323031² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11133322989 and 11133323007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133323041) 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, 1855553836 + ... + 1855553841.

It is an arithmetic number, because the mean of its divisors is an integer number (3711107678).

Almost surely, 2^11133323031 is an apocalyptic number.

11133323031 is a deficient number, since it is larger than the sum of its proper divisors (3711107681).

11133323031 is an equidigital number, since it uses as much as digits as its factorization.

11133323031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711107680.

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

Adding to 11133323031 its reverse (13032333111), we get a palindrome (24165656142).

The spelling of 11133323031 in words is "eleven billion, one hundred thirty-three million, three hundred twenty-three thousand, thirty-one".