111222344444 has 12 divisors (see below), whose sum is σ = 194649415968. Its totient is φ = 55608225600.

The previous prime is 111222344413. The next prime is 111222344449. The reversal of 111222344444 is 444443222111.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 111222344444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111222344449) 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, 650612 + ... + 803579.

It is an arithmetic number, because the mean of its divisors is an integer number (16220784664).

Almost surely, 2^111222344444 is an apocalyptic number.

It is an amenable number.

111222344444 is a deficient number, since it is larger than the sum of its proper divisors (83427071524).

111222344444 is a wasteful number, since it uses less digits than its factorization.

111222344444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473316 (or 1473314 counting only the distinct ones).

The product of its digits is 24576, while the sum is 32.

Adding to 111222344444 its reverse (444443222111), we get a palindrome (555665566555).

The spelling of 111222344444 in words is "one hundred eleven billion, two hundred twenty-two million, three hundred forty-four thousand, four hundred forty-four".