111112344113 has 4 divisors (see below), whose sum is σ = 111144713508. Its totient is φ = 111079974720.

The previous prime is 111112344073. The next prime is 111112344121. The reversal of 111112344113 is 311443211111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311443211111 = 247553 ⋅1258087.

It can be written as a sum of positive squares in 2 ways, for example, as 75176317489 + 35936026624 = 274183^2 + 189568^2 .

It is a cyclic number.

It is not a de Polignac number, because 111112344113 - 2²² = 111108149809 is a prime.

It is a super-3 number, since 3×111112344113³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111112344313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16179548 + ... + 16186413.

It is an arithmetic number, because the mean of its divisors is an integer number (27786178377).

Almost surely, 2^111112344113 is an apocalyptic number.

It is an amenable number.

111112344113 is a deficient number, since it is larger than the sum of its proper divisors (32369395).

111112344113 is an equidigital number, since it uses as much as digits as its factorization.

111112344113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32369394.

The product of its digits is 288, while the sum is 23.

Adding to 111112344113 its reverse (311443211111), we get a palindrome (422555555224).

The spelling of 111112344113 in words is "one hundred eleven billion, one hundred twelve million, three hundred forty-four thousand, one hundred thirteen".