111320332132221 has 24 divisors (see below), whose sum is σ = 162209468453760. Its totient is φ = 73563676723296.

The previous prime is 111320332132199. The next prime is 111320332132267. The reversal of 111320332132221 is 122231233023111.

111320332132221 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 2 + 0 + 332 + 1 + 322 + 2 + 1 = 666.

It is not a de Polignac number, because 111320332132221 - 2⁶ = 111320332132157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111320332133221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102615610 + ... + 103694763.

It is an arithmetic number, because the mean of its divisors is an integer number (6758727852240).

Almost surely, 2^{111320332132221} is an apocalyptic number.

It is an amenable number.

111320332132221 is a deficient number, since it is larger than the sum of its proper divisors (50889136321539).

111320332132221 is a wasteful number, since it uses less digits than its factorization.

111320332132221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206310905 (or 206310902 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 111320332132221 its reverse (122231233023111), we get a palindrome (233551565155332).

The spelling of 111320332132221 in words is "one hundred eleven trillion, three hundred twenty billion, three hundred thirty-two million, one hundred thirty-two thousand, two hundred twenty-one".