111200004423 has 24 divisors (see below), whose sum is σ = 170768194272. Its totient is φ = 69572213568.

The previous prime is 111200004401. The next prime is 111200004437. The reversal of 111200004423 is 324400002111.

It is not a de Polignac number, because 111200004423 - 2¹⁰ = 111200003399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111200004396 and 111200004405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111200004463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5056936 + ... + 5078877.

It is an arithmetic number, because the mean of its divisors is an integer number (7115341428).

Almost surely, 2^111200004423 is an apocalyptic number.

111200004423 is a deficient number, since it is larger than the sum of its proper divisors (59568189849).

111200004423 is a wasteful number, since it uses less digits than its factorization.

111200004423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10135895 (or 10135892 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 111200004423 its reverse (324400002111), we get a palindrome (435600006534).

The spelling of 111200004423 in words is "one hundred eleven billion, two hundred million, four thousand, four hundred twenty-three".