1303221133103 has 4 divisors (see below), whose sum is σ = 1303305265368. Its totient is φ = 1303137000840.

The previous prime is 1303221133087. The next prime is 1303221133111. The reversal of 1303221133103 is 3013311223031.

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 1303221133103 - 2⁴ = 1303221133087 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 (1303221133133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42042893 + ... + 42073878.

It is an arithmetic number, because the mean of its divisors is an integer number (325826316342).

Almost surely, 2^{1303221133103} is an apocalyptic number.

1303221133103 is a deficient number, since it is larger than the sum of its proper divisors (84132265).

1303221133103 is an equidigital number, since it uses as much as digits as its factorization.

1303221133103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84132264.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1303221133103 its reverse (3013311223031), we get a palindrome (4316532356134).

The spelling of 1303221133103 in words is "one trillion, three hundred three billion, two hundred twenty-one million, one hundred thirty-three thousand, one hundred three".