111123240103 has 8 divisors (see below), whose sum is σ = 112306986000. Its totient is φ = 109942481088.

The previous prime is 111123240101. The next prime is 111123240113. The reversal of 111123240103 is 301042321111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111123240103 - 2¹ = 111123240101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111123240101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 671878 + ... + 820771.

It is an arithmetic number, because the mean of its divisors is an integer number (14038373250).

Almost surely, 2^111123240103 is an apocalyptic number.

111123240103 is a deficient number, since it is larger than the sum of its proper divisors (1183745897).

111123240103 is a wasteful number, since it uses less digits than its factorization.

111123240103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493441.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111123240103 its reverse (301042321111), we get a palindrome (412165561214).

The spelling of 111123240103 in words is "one hundred eleven billion, one hundred twenty-three million, two hundred forty thousand, one hundred three".