111222123323 has 2 divisors, whose sum is σ = 111222123324. Its totient is φ = 111222123322.

The previous prime is 111222123319. The next prime is 111222123329. The reversal of 111222123323 is 323321222111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111222123323 - 2² = 111222123319 is a prime.

It is not a weakly prime, because it can be changed into another prime (111222123329) 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, 55611061661 + 55611061662.

It is an arithmetic number, because the mean of its divisors is an integer number (55611061662).

Almost surely, 2^111222123323 is an apocalyptic number.

111222123323 is a deficient number, since it is larger than the sum of its proper divisors (1).

111222123323 is an equidigital number, since it uses as much as digits as its factorization.

111222123323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

Adding to 111222123323 its reverse (323321222111), we get a palindrome (434543345434).

The spelling of 111222123323 in words is "one hundred eleven billion, two hundred twenty-two million, one hundred twenty-three thousand, three hundred twenty-three".