11033023131 has 24 divisors (see below), whose sum is σ = 17527648320. Its totient is φ = 6645090816.

The previous prime is 11033023123. The next prime is 11033023201. The reversal of 11033023131 is 13132033011.

It is a happy number.

11033023131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11033023131 - 2³ = 11033023123 is a prime.

It is a super-2 number, since 2×11033023131² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11033023831) 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 23 ways as a sum of consecutive naturals, for example, 997686 + ... + 1008683.

It is an arithmetic number, because the mean of its divisors is an integer number (730318680).

Almost surely, 2^11033023131 is an apocalyptic number.

11033023131 is a deficient number, since it is larger than the sum of its proper divisors (6494625189).

11033023131 is a wasteful number, since it uses less digits than its factorization.

11033023131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2006435 (or 2006432 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11033023131 its reverse (13132033011), we get a palindrome (24165056142).

The spelling of 11033023131 in words is "eleven billion, thirty-three million, twenty-three thousand, one hundred thirty-one".