111011421411323 has 2 divisors, whose sum is σ = 111011421411324. Its totient is φ = 111011421411322.

The previous prime is 111011421411281. The next prime is 111011421411337. The reversal of 111011421411323 is 323114124110111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111011421411323 is a prime.

It is a super-2 number, since 2×111011421411323² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111011421411292 and 111011421411301.

It is not a weakly prime, because it can be changed into another prime (111011421411353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505710705661 + 55505710705662.

It is an arithmetic number, because the mean of its divisors is an integer number (55505710705662).

Almost surely, 2^{111011421411323} is an apocalyptic number.

111011421411323 is a deficient number, since it is larger than the sum of its proper divisors (1).

111011421411323 is an equidigital number, since it uses as much as digits as its factorization.

111011421411323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

Adding to 111011421411323 its reverse (323114124110111), we get a palindrome (434125545521434).

The spelling of 111011421411323 in words is "one hundred eleven trillion, eleven billion, four hundred twenty-one million, four hundred eleven thousand, three hundred twenty-three".