111302012223 has 32 divisors (see below), whose sum is σ = 166806302400. Its totient is φ = 73340467200.

The previous prime is 111302012207. The next prime is 111302012243. The reversal of 111302012223 is 322210203111.

It is not a de Polignac number, because 111302012223 - 2⁴ = 111302012207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111302012196 and 111302012205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111302012203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8069593 + ... + 8083373.

It is an arithmetic number, because the mean of its divisors is an integer number (5212696950).

Almost surely, 2^111302012223 is an apocalyptic number.

111302012223 is a deficient number, since it is larger than the sum of its proper divisors (55504290177).

111302012223 is a wasteful number, since it uses less digits than its factorization.

111302012223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17240 (or 17234 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111302012223 its reverse (322210203111), we get a palindrome (433512215334).

The spelling of 111302012223 in words is "one hundred eleven billion, three hundred two million, twelve thousand, two hundred twenty-three".