111442415103 has 6 divisors (see below), whose sum is σ = 160972377384. Its totient is φ = 74294943396.

The previous prime is 111442415101. The next prime is 111442415233. The reversal of 111442415103 is 301514244111.

It is a happy number.

111442415103 is a `hidden beast` number, since 1 + 1 + 144 + 2 + 4 + 1 + 510 + 3 = 666.

It is not a de Polignac number, because 111442415103 - 2¹ = 111442415101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111442415101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6191245275 + ... + 6191245292.

It is an arithmetic number, because the mean of its divisors is an integer number (26828729564).

Almost surely, 2^111442415103 is an apocalyptic number.

111442415103 is a deficient number, since it is larger than the sum of its proper divisors (49529962281).

111442415103 is a wasteful number, since it uses less digits than its factorization.

111442415103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12382490573 (or 12382490570 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 111442415103 its reverse (301514244111), we get a palindrome (412956659214).

The spelling of 111442415103 in words is "one hundred eleven billion, four hundred forty-two million, four hundred fifteen thousand, one hundred three".