111232320331311 has 24 divisors (see below), whose sum is σ = 160889466164544. Its totient is φ = 74053095183360.

The previous prime is 111232320331271. The next prime is 111232320331369. The reversal of 111232320331311 is 113133023232111.

111232320331311 is a `hidden beast` number, since 1 + 1 + 1 + 2 + 3 + 2 + 320 + 331 + 3 + 1 + 1 = 666.

It is not a de Polignac number, because 111232320331311 - 2⁷ = 111232320331183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111232320330311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118547770 + ... + 119482376.

It is an arithmetic number, because the mean of its divisors is an integer number (6703727756856).

Almost surely, 2^{111232320331311} is an apocalyptic number.

111232320331311 is a deficient number, since it is larger than the sum of its proper divisors (49657145833233).

111232320331311 is a wasteful number, since it uses less digits than its factorization.

111232320331311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952751 (or 952748 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 111232320331311 its reverse (113133023232111), we get a palindrome (224365343563422).

The spelling of 111232320331311 in words is "one hundred eleven trillion, two hundred thirty-two billion, three hundred twenty million, three hundred thirty-one thousand, three hundred eleven".