1330203101 has 4 divisors (see below), whose sum is σ = 1330604352. Its totient is φ = 1329801852.

The previous prime is 1330203047. The next prime is 1330203103. The reversal of 1330203101 is 1013020331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1013020331 = 1471 ⋅688661.

It is a cyclic number.

It is not a de Polignac number, because 1330203101 - 2⁶ = 1330203037 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 (1330203103) 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, 195611 + ... + 202296.

It is an arithmetic number, because the mean of its divisors is an integer number (332651088).

Almost surely, 2^1330203101 is an apocalyptic number.

It is an amenable number.

1330203101 is a deficient number, since it is larger than the sum of its proper divisors (401251).

1330203101 is an equidigital number, since it uses as much as digits as its factorization.

1330203101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401250.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1330203101 is about 36471.9495091776. The cubic root of 1330203101 is about 1099.7804247677.

Adding to 1330203101 its reverse (1013020331), we get a palindrome (2343223432).

The spelling of 1330203101 in words is "one billion, three hundred thirty million, two hundred three thousand, one hundred one".