12003020229 has 4 divisors (see below), whose sum is σ = 16004026976. Its totient is φ = 8002013484.

The previous prime is 12003020219. The next prime is 12003020251. The reversal of 12003020229 is 92202030021.

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 12003020229 - 2⁷ = 12003020101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003020219) 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, 2000503369 + ... + 2000503374.

It is an arithmetic number, because the mean of its divisors is an integer number (4001006744).

Almost surely, 2^12003020229 is an apocalyptic number.

It is an amenable number.

12003020229 is a deficient number, since it is larger than the sum of its proper divisors (4001006747).

12003020229 is an equidigital number, since it uses as much as digits as its factorization.

12003020229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4001006746.

The product of its (nonzero) digits is 432, while the sum is 21.

The spelling of 12003020229 in words is "twelve billion, three million, twenty thousand, two hundred twenty-nine".