1313222320303 has 2 divisors, whose sum is σ = 1313222320304. Its totient is φ = 1313222320302.

The previous prime is 1313222320211. The next prime is 1313222320307. The reversal of 1313222320303 is 3030232223131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1313222320303 - 2¹³ = 1313222312111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313222320307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656611160151 + 656611160152.

It is an arithmetic number, because the mean of its divisors is an integer number (656611160152).

Almost surely, 2^{1313222320303} is an apocalyptic number.

1313222320303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313222320303 is an equidigital number, since it uses as much as digits as its factorization.

1313222320303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 1313222320303 its reverse (3030232223131), we get a palindrome (4343454543434).

The spelling of 1313222320303 in words is "one trillion, three hundred thirteen billion, two hundred twenty-two million, three hundred twenty thousand, three hundred three".