111144420214404 has 96 divisors (see below), whose sum is σ = 268205332362240. Its totient is φ = 35785783756800.

The previous prime is 111144420214367. The next prime is 111144420214427. The reversal of 111144420214404 is 404412024441111.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 425317224 + ... + 425578464.

It is an arithmetic number, because the mean of its divisors is an integer number (2793805545440).

Almost surely, 2^{111144420214404} is an apocalyptic number.

It is an amenable number.

111144420214404 is an abundant number, since it is smaller than the sum of its proper divisors (157060912147836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111144420214404 is a wasteful number, since it uses less digits than its factorization.

111144420214404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263421 (or 263419 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 33.

Adding to 111144420214404 its reverse (404412024441111), we get a palindrome (515556444655515).

The spelling of 111144420214404 in words is "one hundred eleven trillion, one hundred forty-four billion, four hundred twenty million, two hundred fourteen thousand, four hundred four".