111343100442 has 32 divisors (see below), whose sum is σ = 254963830272. Its totient is φ = 31754150064.

The previous prime is 111343100437. The next prime is 111343100459. The reversal of 111343100442 is 244001343111.

111343100442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2400268 + ... + 2446215.

It is an arithmetic number, because the mean of its divisors is an integer number (7967619696).

Almost surely, 2^111343100442 is an apocalyptic number.

111343100442 is an abundant number, since it is smaller than the sum of its proper divisors (143620729830).

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

111343100442 is a wasteful number, since it uses less digits than its factorization.

111343100442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4847042.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 111343100442 its reverse (244001343111), we get a palindrome (355344443553).

The spelling of 111343100442 in words is "one hundred eleven billion, three hundred forty-three million, one hundred thousand, four hundred forty-two".