1203232120003 has 4 divisors (see below), whose sum is σ = 1203645746880. Its totient is φ = 1202818493128.

The previous prime is 1203232119997. The next prime is 1203232120009. The reversal of 1203232120003 is 3000212323021.

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

It is an interprime number because it is at equal distance from previous prime (1203232119997) and next prime (1203232120009).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1203232120003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203232120009) 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 3 ways as a sum of consecutive naturals, for example, 206809075 + ... + 206814892.

It is an arithmetic number, because the mean of its divisors is an integer number (300911436720).

Almost surely, 2^{1203232120003} is an apocalyptic number.

1203232120003 is a deficient number, since it is larger than the sum of its proper divisors (413626877).

1203232120003 is an equidigital number, since it uses as much as digits as its factorization.

1203232120003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413626876.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1203232120003 its reverse (3000212323021), we get a palindrome (4203444443024).

The spelling of 1203232120003 in words is "one trillion, two hundred three billion, two hundred thirty-two million, one hundred twenty thousand, three".