111303144113 has 6 divisors (see below), whose sum is σ = 129475086066. Its totient is φ = 95402694912.

The previous prime is 111303144103. The next prime is 111303144163. The reversal of 111303144113 is 311441303111.

It can be written as a sum of positive squares in only one way, i.e., 89932212769 + 21370931344 = 299887^2 + 146188^2 .

It is not a de Polignac number, because 111303144113 - 2⁶ = 111303144049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111303144103) 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, 1135746320 + ... + 1135746417.

It is an arithmetic number, because the mean of its divisors is an integer number (21579181011).

Almost surely, 2^111303144113 is an apocalyptic number.

It is an amenable number.

111303144113 is a deficient number, since it is larger than the sum of its proper divisors (18171941953).

111303144113 is an equidigital number, since it uses as much as digits as its factorization.

111303144113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271492751 (or 2271492744 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 111303144113 its reverse (311441303111), we get a palindrome (422744447224).

The spelling of 111303144113 in words is "one hundred eleven billion, three hundred three million, one hundred forty-four thousand, one hundred thirteen".