12000004420403 has 4 divisors (see below), whose sum is σ = 12023037058968. Its totient is φ = 11976971781840.

The previous prime is 12000004420351. The next prime is 12000004420471. The reversal of 12000004420403 is 30402440000021.

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

It is a cyclic number.

It is not a de Polignac number, because 12000004420403 - 2³² = 11995709453107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000004420493) 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, 11516318501 + ... + 11516319542.

It is an arithmetic number, because the mean of its divisors is an integer number (3005759264742).

Almost surely, 2^{12000004420403} is an apocalyptic number.

12000004420403 is a deficient number, since it is larger than the sum of its proper divisors (23032638565).

12000004420403 is an equidigital number, since it uses as much as digits as its factorization.

12000004420403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23032638564.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 12000004420403 its reverse (30402440000021), we get a palindrome (42402444420424).

The spelling of 12000004420403 in words is "twelve trillion, four million, four hundred twenty thousand, four hundred three".