111031321313 has 16 divisors (see below), whose sum is σ = 122671297152. Its totient is φ = 99654720000.

The previous prime is 111031321301. The next prime is 111031321327. The reversal of 111031321313 is 313123130111.

It is not a de Polignac number, because 111031321313 - 2⁶ = 111031321249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111031321343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250628 + ... + 533738.

It is an arithmetic number, because the mean of its divisors is an integer number (7666956072).

Almost surely, 2^111031321313 is an apocalyptic number.

It is an amenable number.

111031321313 is a deficient number, since it is larger than the sum of its proper divisors (11639975839).

111031321313 is a wasteful number, since it uses less digits than its factorization.

111031321313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283576.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 111031321313 its reverse (313123130111), we get a palindrome (424154451424).

The spelling of 111031321313 in words is "one hundred eleven billion, thirty-one million, three hundred twenty-one thousand, three hundred thirteen".