111331444224001 has 4 divisors (see below), whose sum is σ = 115170459542100. Its totient is φ = 107492428905904.

The previous prime is 111331444223977. The next prime is 111331444224053. The reversal of 111331444224001 is 100422444133111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 55250217436401 + 56081226787600 = 7433049^2 + 7488740^2 .

It is a cyclic number.

It is not a de Polignac number, because 111331444224001 - 2¹³ = 111331444215809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111331444228001) 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, 1919507659006 + ... + 1919507659063.

It is an arithmetic number, because the mean of its divisors is an integer number (28792614885525).

Almost surely, 2^{111331444224001} is an apocalyptic number.

It is an amenable number.

111331444224001 is a deficient number, since it is larger than the sum of its proper divisors (3839015318099).

111331444224001 is an equidigital number, since it uses as much as digits as its factorization.

111331444224001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839015318098.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 111331444224001 its reverse (100422444133111), we get a palindrome (211753888357112).

The spelling of 111331444224001 in words is "one hundred eleven trillion, three hundred thirty-one billion, four hundred forty-four million, two hundred twenty-four thousand, one".