111144242441111 has 16 divisors (see below), whose sum is σ = 129441511353888. Its totient is φ = 95096678005120.

The previous prime is 111144242441093. The next prime is 111144242441171.

111144242441111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 111144242441111 - 2⁶ = 111144242441047 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 (111144242441171) 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, 2455986620 + ... + 2456031873.

It is an arithmetic number, because the mean of its divisors is an integer number (8090094459618).

Almost surely, 2^{111144242441111} is an apocalyptic number.

111144242441111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111144242441111 is a deficient number, since it is larger than the sum of its proper divisors (18297268912777).

111144242441111 is an equidigital number, since it uses as much as digits as its factorization.

111144242441111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4912018543 (or 4912018521 counting only the distinct ones).

The product of its digits is 4096, while the sum is 32.

The spelling of 111144242441111 in words is "one hundred eleven trillion, one hundred forty-four billion, two hundred forty-two million, four hundred forty-one thousand, one hundred eleven".