12123065200603 has 4 divisors (see below), whose sum is σ = 13854931657840. Its totient is φ = 10391198743368.

The previous prime is 12123065200549. The next prime is 12123065200619. The reversal of 12123065200603 is 30600256032121.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12123065200603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12123065200903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 865933228608 + ... + 865933228621.

It is an arithmetic number, because the mean of its divisors is an integer number (3463732914460).

Almost surely, 2^{12123065200603} is an apocalyptic number.

12123065200603 is a deficient number, since it is larger than the sum of its proper divisors (1731866457237).

12123065200603 is an equidigital number, since it uses as much as digits as its factorization.

12123065200603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731866457236.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 12123065200603 in words is "twelve trillion, one hundred twenty-three billion, sixty-five million, two hundred thousand, six hundred three".