11331042023 has 64 divisors (see below), whose sum is σ = 14514370560. Its totient is φ = 8631608832.

The previous prime is 11331041971. The next prime is 11331042049. The reversal of 11331042023 is 32024013311.

It is not a de Polignac number, because 11331042023 - 2²⁰ = 11329993447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11331041986 and 11331042004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331042083) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18484265 + ... + 18484877.

It is an arithmetic number, because the mean of its divisors is an integer number (226787040).

Almost surely, 2^11331042023 is an apocalyptic number.

11331042023 is a deficient number, since it is larger than the sum of its proper divisors (3183328537).

11331042023 is a wasteful number, since it uses less digits than its factorization.

11331042023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11331042023 its reverse (32024013311), we get a palindrome (43355055334).

The spelling of 11331042023 in words is "eleven billion, three hundred thirty-one million, forty-two thousand, twenty-three".