111131311200323 has 2 divisors, whose sum is σ = 111131311200324. Its totient is φ = 111131311200322.

The previous prime is 111131311200311. The next prime is 111131311200419. The reversal of 111131311200323 is 323002113131111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111131311200323 - 2⁴ = 111131311200307 is a prime.

It is not a weakly prime, because it can be changed into another prime (111131311200223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55565655600161 + 55565655600162.

It is an arithmetic number, because the mean of its divisors is an integer number (55565655600162).

Almost surely, 2^{111131311200323} is an apocalyptic number.

111131311200323 is a deficient number, since it is larger than the sum of its proper divisors (1).

111131311200323 is an equidigital number, since it uses as much as digits as its factorization.

111131311200323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 111131311200323 its reverse (323002113131111), we get a palindrome (434133424331434).

The spelling of 111131311200323 in words is "one hundred eleven trillion, one hundred thirty-one billion, three hundred eleven million, two hundred thousand, three hundred twenty-three".