1230320320303 has 4 divisors (see below), whose sum is σ = 1230537351960. Its totient is φ = 1230103288648.

The previous prime is 1230320320301. The next prime is 1230320320309. The reversal of 1230320320303 is 3030230230321.

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 1230320320303 - 2¹ = 1230320320301 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 (1230320320301) 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, 108507325 + ... + 108518662.

It is an arithmetic number, because the mean of its divisors is an integer number (307634337990).

Almost surely, 2^{1230320320303} is an apocalyptic number.

1230320320303 is a deficient number, since it is larger than the sum of its proper divisors (217031657).

1230320320303 is an equidigital number, since it uses as much as digits as its factorization.

1230320320303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217031656.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 1230320320303 its reverse (3030230230321), we get a palindrome (4260550550624).

The spelling of 1230320320303 in words is "one trillion, two hundred thirty billion, three hundred twenty million, three hundred twenty thousand, three hundred three".