111313012331321 has 4 divisors (see below), whose sum is σ = 111313061427792. Its totient is φ = 111312963234852.

The previous prime is 111313012331303. The next prime is 111313012331393. The reversal of 111313012331321 is 123133210313111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111313012331321 - 2¹⁰ = 111313012330297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111313012331021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20973911 + ... + 25739676.

It is an arithmetic number, because the mean of its divisors is an integer number (27828265356948).

Almost surely, 2^{111313012331321} is an apocalyptic number.

It is an amenable number.

111313012331321 is a deficient number, since it is larger than the sum of its proper divisors (49096471).

111313012331321 is an equidigital number, since it uses as much as digits as its factorization.

111313012331321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49096470.

The product of its (nonzero) digits is 972, while the sum is 26.

Adding to 111313012331321 its reverse (123133210313111), we get a palindrome (234446222644432).

The spelling of 111313012331321 in words is "one hundred eleven trillion, three hundred thirteen billion, twelve million, three hundred thirty-one thousand, three hundred twenty-one".