111222103313 has 4 divisors (see below), whose sum is σ = 112206369828. Its totient is φ = 110237836800.

The previous prime is 111222103301. The next prime is 111222103327. The reversal of 111222103313 is 313301222111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313301222111 = 241 ⋅1300005071.

It can be written as a sum of positive squares in 2 ways, for example, as 49007776129 + 62214327184 = 221377^2 + 249428^2 .

It is a cyclic number.

It is not a de Polignac number, because 111222103313 - 2¹⁰ = 111222102289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111222103393) 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, 492133088 + ... + 492133313.

It is an arithmetic number, because the mean of its divisors is an integer number (28051592457).

Almost surely, 2^111222103313 is an apocalyptic number.

It is an amenable number.

111222103313 is a deficient number, since it is larger than the sum of its proper divisors (984266515).

111222103313 is an equidigital number, since it uses as much as digits as its factorization.

111222103313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984266514.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111222103313 its reverse (313301222111), we get a palindrome (424523325424).

The spelling of 111222103313 in words is "one hundred eleven billion, two hundred twenty-two million, one hundred three thousand, three hundred thirteen".