1313430122003 has 4 divisors (see below), whose sum is σ = 1355798835648. Its totient is φ = 1271061408360.

The previous prime is 1313430121981. The next prime is 1313430122009. The reversal of 1313430122003 is 3002210343131.

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 1313430122003 - 2⁴⁰ = 213918494227 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313430122003.

It is not an unprimeable number, because it can be changed into a prime (1313430122009) 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, 21184356776 + ... + 21184356837.

It is an arithmetic number, because the mean of its divisors is an integer number (338949708912).

Almost surely, 2^{1313430122003} is an apocalyptic number.

1313430122003 is a deficient number, since it is larger than the sum of its proper divisors (42368713645).

1313430122003 is an equidigital number, since it uses as much as digits as its factorization.

1313430122003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42368713644.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1313430122003 its reverse (3002210343131), we get a palindrome (4315640465134).

The spelling of 1313430122003 in words is "one trillion, three hundred thirteen billion, four hundred thirty million, one hundred twenty-two thousand, three".