12040123304 has 32 divisors (see below), whose sum is σ = 25228203840. Its totient is φ = 5339299200.

The previous prime is 12040123289. The next prime is 12040123307. The reversal of 12040123304 is 40332104021.

It is not an unprimeable number, because it can be changed into a prime (12040123307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1664924 + ... + 1672139.

It is an arithmetic number, because the mean of its divisors is an integer number (788381370).

Almost surely, 2^12040123304 is an apocalyptic number.

It is an amenable number.

12040123304 is an abundant number, since it is smaller than the sum of its proper divisors (13188080536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12040123304 is a wasteful number, since it uses less digits than its factorization.

12040123304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3337121 (or 3337117 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12040123304 its reverse (40332104021), we get a palindrome (52372227325).

The spelling of 12040123304 in words is "twelve billion, forty million, one hundred twenty-three thousand, three hundred four".