111223444310223 has 64 divisors (see below), whose sum is σ = 171613697310720. Its totient is φ = 62762569777152.

The previous prime is 111223444310137. The next prime is 111223444310227. The reversal of 111223444310223 is 322013444322111.

It is not a de Polignac number, because 111223444310223 - 2⁹ = 111223444309711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111223444310227) 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 in 63 ways as a sum of consecutive naturals, for example, 632089711 + ... + 632265647.

It is an arithmetic number, because the mean of its divisors is an integer number (2681464020480).

Almost surely, 2^{111223444310223} is an apocalyptic number.

111223444310223 is a deficient number, since it is larger than the sum of its proper divisors (60390253000497).

111223444310223 is a wasteful number, since it uses less digits than its factorization.

111223444310223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177176.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 111223444310223 its reverse (322013444322111), we get a palindrome (433236888632334).

The spelling of 111223444310223 in words is "one hundred eleven trillion, two hundred twenty-three billion, four hundred forty-four million, three hundred ten thousand, two hundred twenty-three".