111112103102242 has 64 divisors (see below), whose sum is σ = 188314422462720. Its totient is φ = 48733198675200.

The previous prime is 111112103102239. The next prime is 111112103102279. The reversal of 111112103102242 is 242201301211111.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 509081928 + ... + 509300140.

It is an arithmetic number, because the mean of its divisors is an integer number (2942412850980).

Almost surely, 2^{111112103102242} is an apocalyptic number.

111112103102242 is a deficient number, since it is larger than the sum of its proper divisors (77202319360478).

111112103102242 is a wasteful number, since it uses less digits than its factorization.

111112103102242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225499.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 111112103102242 its reverse (242201301211111), we get a palindrome (353313404313353).

The spelling of 111112103102242 in words is "one hundred eleven trillion, one hundred twelve billion, one hundred three million, one hundred two thousand, two hundred forty-two".