111443444003 has 16 divisors (see below), whose sum is σ = 113627407872. Its totient is φ = 109287360000.

The previous prime is 111443443987. The next prime is 111443444011. The reversal of 111443444003 is 300444344111.

It is a cyclic number.

It is not a de Polignac number, because 111443444003 - 2⁴ = 111443443987 is a prime.

It is a super-2 number, since 2×111443444003² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111443404003) 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, 3803138 + ... + 3832328.

It is an arithmetic number, because the mean of its divisors is an integer number (7101712992).

Almost surely, 2^111443444003 is an apocalyptic number.

111443444003 is a deficient number, since it is larger than the sum of its proper divisors (2183963869).

111443444003 is a wasteful number, since it uses less digits than its factorization.

111443444003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29666.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 111443444003 its reverse (300444344111), we get a palindrome (411887788114).

The spelling of 111443444003 in words is "one hundred eleven billion, four hundred forty-three million, four hundred forty-four thousand, three".