111203323212223 has 4 divisors (see below), whose sum is σ = 121312716231528. Its totient is φ = 101093930192920.

The previous prime is 111203323212199. The next prime is 111203323212229. The reversal of 111203323212223 is 322212323302111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111203323212223 - 2⁴⁵ = 76018951123391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111203323212191 and 111203323212200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111203323212229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5054696509636 + ... + 5054696509657.

It is an arithmetic number, because the mean of its divisors is an integer number (30328179057882).

Almost surely, 2^{111203323212223} is an apocalyptic number.

111203323212223 is a deficient number, since it is larger than the sum of its proper divisors (10109393019305).

111203323212223 is a wasteful number, since it uses less digits than its factorization.

111203323212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10109393019304.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 111203323212223 its reverse (322212323302111), we get a palindrome (433415646514334).

The spelling of 111203323212223 in words is "one hundred eleven trillion, two hundred three billion, three hundred twenty-three million, two hundred twelve thousand, two hundred twenty-three".