1313222111293 has 2 divisors, whose sum is σ = 1313222111294. Its totient is φ = 1313222111292.

The previous prime is 1313222111281. The next prime is 1313222111303. The reversal of 1313222111293 is 3921112223131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1193396750329 + 119825360964 = 1092427^2 + 346158^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313222111293 - 2⁵ = 1313222111261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313222118293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656611055646 + 656611055647.

It is an arithmetic number, because the mean of its divisors is an integer number (656611055647).

Almost surely, 2^{1313222111293} is an apocalyptic number.

It is an amenable number.

1313222111293 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313222111293 is an equidigital number, since it uses as much as digits as its factorization.

1313222111293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 31.

The spelling of 1313222111293 in words is "one trillion, three hundred thirteen billion, two hundred twenty-two million, one hundred eleven thousand, two hundred ninety-three".