1303002231313 has 4 divisors (see below), whose sum is σ = 1321354375488. Its totient is φ = 1284650087140.

The previous prime is 1303002231269. The next prime is 1303002231319. The reversal of 1303002231313 is 3131322003031.

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.

It is a cyclic number.

It is not a de Polignac number, because 1303002231313 - 2¹³ = 1303002223121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303002231319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9176071981 + ... + 9176072122.

It is an arithmetic number, because the mean of its divisors is an integer number (330338593872).

Almost surely, 2^{1303002231313} is an apocalyptic number.

It is an amenable number.

1303002231313 is a deficient number, since it is larger than the sum of its proper divisors (18352144175).

1303002231313 is an equidigital number, since it uses as much as digits as its factorization.

1303002231313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18352144174.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1303002231313 its reverse (3131322003031), we get a palindrome (4434324234344).

The spelling of 1303002231313 in words is "one trillion, three hundred three billion, two million, two hundred thirty-one thousand, three hundred thirteen".