12040033323 has 4 divisors (see below), whose sum is σ = 16053377768. Its totient is φ = 8026688880.

The previous prime is 12040033321. The next prime is 12040033337. The reversal of 12040033323 is 32333004021.

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

It is not a de Polignac number, because 12040033323 - 2¹ = 12040033321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12040033323.

It is not an unprimeable number, because it can be changed into a prime (12040033321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2006672218 + ... + 2006672223.

It is an arithmetic number, because the mean of its divisors is an integer number (4013344442).

Almost surely, 2^12040033323 is an apocalyptic number.

12040033323 is a deficient number, since it is larger than the sum of its proper divisors (4013344445).

12040033323 is an equidigital number, since it uses as much as digits as its factorization.

12040033323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4013344444.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 12040033323 its reverse (32333004021), we get a palindrome (44373037344).

The spelling of 12040033323 in words is "twelve billion, forty million, thirty-three thousand, three hundred twenty-three".