12021430003 has 8 divisors (see below), whose sum is σ = 13329276336. Its totient is φ = 10749415200.

The previous prime is 12021429911. The next prime is 12021430027. The reversal of 12021430003 is 30003412021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12021430003 - 2⁹ = 12021429491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12021430403) 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, 8957176 + ... + 8958517.

It is an arithmetic number, because the mean of its divisors is an integer number (1666159542).

Almost surely, 2^12021430003 is an apocalyptic number.

12021430003 is a deficient number, since it is larger than the sum of its proper divisors (1307846333).

12021430003 is a wasteful number, since it uses less digits than its factorization.

12021430003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17915765.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12021430003 its reverse (30003412021), we get a palindrome (42024842024).

The spelling of 12021430003 in words is "twelve billion, twenty-one million, four hundred thirty thousand, three".