12124120303 has 4 divisors (see below), whose sum is σ = 12131085928. Its totient is φ = 12117154680.

The previous prime is 12124120297. The next prime is 12124120313. The reversal of 12124120303 is 30302142121.

It is a happy number.

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 12124120303 - 2¹³ = 12124112111 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 (12124120313) 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, 3480201 + ... + 3483682.

It is an arithmetic number, because the mean of its divisors is an integer number (3032771482).

Almost surely, 2^12124120303 is an apocalyptic number.

12124120303 is a deficient number, since it is larger than the sum of its proper divisors (6965625).

12124120303 is an equidigital number, since it uses as much as digits as its factorization.

12124120303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6965624.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12124120303 its reverse (30302142121), we get a palindrome (42426262424).

The spelling of 12124120303 in words is "twelve billion, one hundred twenty-four million, one hundred twenty thousand, three hundred three".