1313222111303 has 2 divisors, whose sum is σ = 1313222111304. Its totient is φ = 1313222111302.

The previous prime is 1313222111293. The next prime is 1313222111317. The reversal of 1313222111303 is 3031112223131.

It is a weak prime.

It is an emirp because it is prime and its reverse (3031112223131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1313222111303 - 2²² = 1313217916999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313222111323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656611055651 + 656611055652.

It is an arithmetic number, because the mean of its divisors is an integer number (656611055652).

Almost surely, 2^{1313222111303} is an apocalyptic number.

1313222111303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313222111303 is an equidigital number, since it uses as much as digits as its factorization.

1313222111303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1313222111303 its reverse (3031112223131), we get a palindrome (4344334334434).

The spelling of 1313222111303 in words is "one trillion, three hundred thirteen billion, two hundred twenty-two million, one hundred eleven thousand, three hundred three".