12042430401 has 4 divisors (see below), whose sum is σ = 16056573872. Its totient is φ = 8028286932.

The previous prime is 12042430397. The next prime is 12042430427. The reversal of 12042430401 is 10403424021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12042430401 - 2² = 12042430397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12042430481) 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, 2007071731 + ... + 2007071736.

It is an arithmetic number, because the mean of its divisors is an integer number (4014143468).

Almost surely, 2^12042430401 is an apocalyptic number.

It is an amenable number.

12042430401 is a deficient number, since it is larger than the sum of its proper divisors (4014143471).

12042430401 is an equidigital number, since it uses as much as digits as its factorization.

12042430401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4014143470.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 12042430401 its reverse (10403424021), we get a palindrome (22445854422).

The spelling of 12042430401 in words is "twelve billion, forty-two million, four hundred thirty thousand, four hundred one".