111312200322321 has 4 divisors (see below), whose sum is σ = 148416267096432. Its totient is φ = 74208133548212.

The previous prime is 111312200322319. The next prime is 111312200322457. The reversal of 111312200322321 is 123223002213111.

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 111312200322321 - 2¹ = 111312200322319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111312200322291 and 111312200322300.

It is not an unprimeable number, because it can be changed into a prime (111312200326321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18552033387051 + ... + 18552033387056.

It is an arithmetic number, because the mean of its divisors is an integer number (37104066774108).

Almost surely, 2^{111312200322321} is an apocalyptic number.

It is an amenable number.

111312200322321 is a deficient number, since it is larger than the sum of its proper divisors (37104066774111).

111312200322321 is an equidigital number, since it uses as much as digits as its factorization.

111312200322321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37104066774110.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 111312200322321 its reverse (123223002213111), we get a palindrome (234535202535432).

The spelling of 111312200322321 in words is "one hundred eleven trillion, three hundred twelve billion, two hundred million, three hundred twenty-two thousand, three hundred twenty-one".