111441220110442 has 8 divisors (see below), whose sum is σ = 168364433260800. Its totient is φ = 55319742356844.

The previous prime is 111441220110359. The next prime is 111441220110443. The reversal of 111441220110442 is 244011022144111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 111441220110442.

It is not an unprimeable number, because it can be changed into a prime (111441220110443) 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, 200433848842 + ... + 200433849397.

It is an arithmetic number, because the mean of its divisors is an integer number (21045554157600).

Almost surely, 2^{111441220110442} is an apocalyptic number.

111441220110442 is a deficient number, since it is larger than the sum of its proper divisors (56923213150358).

111441220110442 is a wasteful number, since it uses less digits than its factorization.

111441220110442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400867698380.

The product of its (nonzero) digits is 2048, while the sum is 28.

Adding to 111441220110442 its reverse (244011022144111), we get a palindrome (355452242254553).

The spelling of 111441220110442 in words is "one hundred eleven trillion, four hundred forty-one billion, two hundred twenty million, one hundred ten thousand, four hundred forty-two".