12120013003 has 12 divisors (see below), whose sum is σ = 14235935952. Its totient is φ = 10107802080.

The previous prime is 12120012977. The next prime is 12120013013. The reversal of 12120013003 is 30031002121.

12120013003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12120013003 - 2⁹ = 12120012491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12120013013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 622788 + ... + 641953.

It is an arithmetic number, because the mean of its divisors is an integer number (1186327996).

Almost surely, 2^12120013003 is an apocalyptic number.

12120013003 is a deficient number, since it is larger than the sum of its proper divisors (2115922949).

12120013003 is an equidigital number, since it uses as much as digits as its factorization.

12120013003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264822 (or 1264785 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12120013003 its reverse (30031002121), we get a palindrome (42151015124).

The spelling of 12120013003 in words is "twelve billion, one hundred twenty million, thirteen thousand, three".