111321103313321 has 8 divisors (see below), whose sum is σ = 121645994858784. Its totient is φ = 101030343641920.

The previous prime is 111321103313291. The next prime is 111321103313369. The reversal of 111321103313321 is 123313301123111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111321103313321 - 2⁴⁶ = 40952359135657 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111321103313221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8532961691 + ... + 8532974736.

It is an arithmetic number, because the mean of its divisors is an integer number (15205749357348).

Almost surely, 2^{111321103313321} is an apocalyptic number.

111321103313321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111321103313321 is a deficient number, since it is larger than the sum of its proper divisors (10324891545463).

111321103313321 is a wasteful number, since it uses less digits than its factorization.

111321103313321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17065937031.

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

Adding to 111321103313321 its reverse (123313301123111), we get a palindrome (234634404436432).

The spelling of 111321103313321 in words is "one hundred eleven trillion, three hundred twenty-one billion, one hundred three million, three hundred thirteen thousand, three hundred twenty-one".