111120333427 has 2 divisors, whose sum is σ = 111120333428. Its totient is φ = 111120333426.

The previous prime is 111120333407. The next prime is 111120333433. The reversal of 111120333427 is 724333021111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111120333427 - 2¹⁹ = 111119809139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111120333395 and 111120333404.

It is not a weakly prime, because it can be changed into another prime (111120333407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560166713 + 55560166714.

It is an arithmetic number, because the mean of its divisors is an integer number (55560166714).

Almost surely, 2^111120333427 is an apocalyptic number.

111120333427 is a deficient number, since it is larger than the sum of its proper divisors (1).

111120333427 is an equidigital number, since it uses as much as digits as its factorization.

111120333427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

Adding to 111120333427 its reverse (724333021111), we get a palindrome (835453354538).

The spelling of 111120333427 in words is "one hundred eleven billion, one hundred twenty million, three hundred thirty-three thousand, four hundred twenty-seven".