111103411023 has 32 divisors (see below), whose sum is σ = 179585184000. Its totient is φ = 67326357600.

The previous prime is 111103411019. The next prime is 111103411079. The reversal of 111103411023 is 320114301111.

It is a happy number.

It is not a de Polignac number, because 111103411023 - 2² = 111103411019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111103410987 and 111103411005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111103461023) 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, 2679453 + ... + 2720601.

It is an arithmetic number, because the mean of its divisors is an integer number (5612037000).

Almost surely, 2^111103411023 is an apocalyptic number.

111103411023 is a deficient number, since it is larger than the sum of its proper divisors (68481772977).

111103411023 is a wasteful number, since it uses less digits than its factorization.

111103411023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50260 (or 50254 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 111103411023 its reverse (320114301111), we get a palindrome (431217712134).

The spelling of 111103411023 in words is "one hundred eleven billion, one hundred three million, four hundred eleven thousand, twenty-three".