1320130100203 has 4 divisors (see below), whose sum is σ = 1338723481968. Its totient is φ = 1301536718440.

The previous prime is 1320130100183. The next prime is 1320130100287. The reversal of 1320130100203 is 3020010310231.

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 1320130100203 - 2³⁷ = 1182691146731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320130100293) 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, 9296690776 + ... + 9296690917.

It is an arithmetic number, because the mean of its divisors is an integer number (334680870492).

Almost surely, 2^{1320130100203} is an apocalyptic number.

1320130100203 is a deficient number, since it is larger than the sum of its proper divisors (18593381765).

1320130100203 is an equidigital number, since it uses as much as digits as its factorization.

1320130100203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18593381764.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1320130100203 its reverse (3020010310231), we get a palindrome (4340140410434).

The spelling of 1320130100203 in words is "one trillion, three hundred twenty billion, one hundred thirty million, one hundred thousand, two hundred three".