11330440023 has 32 divisors (see below), whose sum is σ = 17456947200. Its totient is φ = 6403082976.

The previous prime is 11330440003. The next prime is 11330440049. The reversal of 11330440023 is 32004403311.

It is a de Polignac number, because none of the positive numbers 2^k-11330440023 is a prime.

It is a super-2 number, since 2×11330440023² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11330440003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 760318 + ... + 775076.

It is an arithmetic number, because the mean of its divisors is an integer number (545529600).

Almost surely, 2^11330440023 is an apocalyptic number.

11330440023 is a deficient number, since it is larger than the sum of its proper divisors (6126507177).

11330440023 is a wasteful number, since it uses less digits than its factorization.

11330440023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15171.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 11330440023 its reverse (32004403311), we get a palindrome (43334843334).

The spelling of 11330440023 in words is "eleven billion, three hundred thirty million, four hundred forty thousand, twenty-three".