111111444214 has 8 divisors (see below), whose sum is σ = 166673628648. Its totient is φ = 55553568000.

The previous prime is 111111444187. The next prime is 111111444233. The reversal of 111111444214 is 412444111111.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011787 + ... + 1116214.

It is an arithmetic number, because the mean of its divisors is an integer number (20834203581).

Almost surely, 2^111111444214 is an apocalyptic number.

111111444214 is a deficient number, since it is larger than the sum of its proper divisors (55562184434).

111111444214 is a wasteful number, since it uses less digits than its factorization.

111111444214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154110.

The product of its digits is 512, while the sum is 25.

Adding to 111111444214 its reverse (412444111111), we get a palindrome (523555555325).

The spelling of 111111444214 in words is "one hundred eleven billion, one hundred eleven million, four hundred forty-four thousand, two hundred fourteen".