111344103121 has 16 divisors (see below), whose sum is σ = 114679540800. Its totient is φ = 108044209728.

The previous prime is 111344103089. The next prime is 111344103127. The reversal of 111344103121 is 121301443111.

It is a cyclic number.

It is not a de Polignac number, because 111344103121 - 2⁵ = 111344103089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111344103092 and 111344103101.

It is not an unprimeable number, because it can be changed into a prime (111344103127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5996670 + ... + 6015208.

It is an arithmetic number, because the mean of its divisors is an integer number (7167471300).

Almost surely, 2^111344103121 is an apocalyptic number.

It is an amenable number.

111344103121 is a deficient number, since it is larger than the sum of its proper divisors (3335437679).

111344103121 is a wasteful number, since it uses less digits than its factorization.

111344103121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19488.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 111344103121 its reverse (121301443111), we get a palindrome (232645546232).

The spelling of 111344103121 in words is "one hundred eleven billion, three hundred forty-four million, one hundred three thousand, one hundred twenty-one".