12042042104 has 64 divisors (see below), whose sum is σ = 24191758080. Its totient is φ = 5605600000.

The previous prime is 12042042071. The next prime is 12042042109. The reversal of 12042042104 is 40124024021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042042109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3702479 + ... + 3705729.

It is an arithmetic number, because the mean of its divisors is an integer number (377996220).

Almost surely, 2^12042042104 is an apocalyptic number.

It is an amenable number.

12042042104 is an abundant number, since it is smaller than the sum of its proper divisors (12149715976).

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

12042042104 is a wasteful number, since it uses less digits than its factorization.

12042042104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3812 (or 3808 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 12042042104 its reverse (40124024021), we get a palindrome (52166066125).

The spelling of 12042042104 in words is "twelve billion, forty-two million, forty-two thousand, one hundred four".