111313323313 has 2 divisors, whose sum is σ = 111313323314. Its totient is φ = 111313323312.

The previous prime is 111313323287. The next prime is 111313323337. The reversal of 111313323313 is 313323313111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102389120289 + 8924203024 = 319983^2 + 94468^2 .

It is a cyclic number.

It is not a de Polignac number, because 111313323313 - 2⁵ = 111313323281 is a prime.

It is not a weakly prime, because it can be changed into another prime (111313323383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55656661656 + 55656661657.

It is an arithmetic number, because the mean of its divisors is an integer number (55656661657).

Almost surely, 2^111313323313 is an apocalyptic number.

It is an amenable number.

111313323313 is a deficient number, since it is larger than the sum of its proper divisors (1).

111313323313 is an equidigital number, since it uses as much as digits as its factorization.

111313323313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458, while the sum is 25.

Adding to 111313323313 its reverse (313323313111), we get a palindrome (424636636424).

It can be divided in two parts, 111 and 313323313, that multiplied together give a palindrome (34778887743).

The spelling of 111313323313 in words is "one hundred eleven billion, three hundred thirteen million, three hundred twenty-three thousand, three hundred thirteen".