12042004120431 has 16 divisors (see below), whose sum is σ = 16952119040640. Its totient is φ = 7582499004960.

The previous prime is 12042004120361. The next prime is 12042004120453. The reversal of 12042004120431 is 13402140024021.

It is not a de Polignac number, because 12042004120431 - 2¹⁷ = 12042003989359 is a prime.

It is a super-2 number, since 2×12042004120431² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042004120831) 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, 319109880 + ... + 319147613.

It is an arithmetic number, because the mean of its divisors is an integer number (1059507440040).

Almost surely, 2^{12042004120431} is an apocalyptic number.

12042004120431 is a deficient number, since it is larger than the sum of its proper divisors (4910114920209).

12042004120431 is a wasteful number, since it uses less digits than its factorization.

12042004120431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638257846.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12042004120431 its reverse (13402140024021), we get a palindrome (25444144144452).

The spelling of 12042004120431 in words is "twelve trillion, forty-two billion, four million, one hundred twenty thousand, four hundred thirty-one".