111144044422 has 16 divisors (see below), whose sum is σ = 176587162992. Its totient is φ = 52284037120.

The previous prime is 111144044419. The next prime is 111144044447. The reversal of 111144044422 is 224440441111.

It is a super-2 number, since 2×111144044422² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500104 + ... + 687307.

It is an arithmetic number, because the mean of its divisors is an integer number (11036697687).

Almost surely, 2^111144044422 is an apocalyptic number.

111144044422 is a deficient number, since it is larger than the sum of its proper divisors (65443118570).

111144044422 is a wasteful number, since it uses less digits than its factorization.

111144044422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190183.

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 111144044422 its reverse (224440441111), we get a palindrome (335584485533).

The spelling of 111144044422 in words is "one hundred eleven billion, one hundred forty-four million, forty-four thousand, four hundred twenty-two".