111042521414 has 32 divisors (see below), whose sum is σ = 184449992832. Its totient is φ = 49716576000.

The previous prime is 111042521413. The next prime is 111042521419. The reversal of 111042521414 is 414125240111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111042521413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326969 + ... + 573579.

It is an arithmetic number, because the mean of its divisors is an integer number (5764062276).

Almost surely, 2^111042521414 is an apocalyptic number.

111042521414 is a deficient number, since it is larger than the sum of its proper divisors (73407471418).

111042521414 is a wasteful number, since it uses less digits than its factorization.

111042521414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246932.

The product of its (nonzero) digits is 1280, while the sum is 26.

Adding to 111042521414 its reverse (414125240111), we get a palindrome (525167761525).

It can be divided in two parts, 1110 and 42521414, that added together give a palindrome (42522524).

The spelling of 111042521414 in words is "one hundred eleven billion, forty-two million, five hundred twenty-one thousand, four hundred fourteen".