111121103330223 has 64 divisors (see below), whose sum is σ = 176928229678080. Its totient is φ = 60709141785600.

The previous prime is 111121103330197. The next prime is 111121103330233. The reversal of 111121103330223 is 322033301121111.

It is not a de Polignac number, because 111121103330223 - 2⁸ = 111121103329967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111121103330193 and 111121103330202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111121103330233) 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, 47147163 + ... + 49447923.

It is an arithmetic number, because the mean of its divisors is an integer number (2764503588720).

Almost surely, 2^{111121103330223} is an apocalyptic number.

111121103330223 is a deficient number, since it is larger than the sum of its proper divisors (65807126347857).

111121103330223 is a wasteful number, since it uses less digits than its factorization.

111121103330223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301888.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 111121103330223 its reverse (322033301121111), we get a palindrome (433154404451334).

The spelling of 111121103330223 in words is "one hundred eleven trillion, one hundred twenty-one billion, one hundred three million, three hundred thirty thousand, two hundred twenty-three".