111200220118 has 16 divisors (see below), whose sum is σ = 179640389376. Its totient is φ = 51320531520.

The previous prime is 111200220091. The next prime is 111200220127. The reversal of 111200220118 is 811022002111.

It is a junction number, because it is equal to n+sod(n) for n = 111200220095 and 111200220104.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 458955 + ... + 658057.

It is an arithmetic number, because the mean of its divisors is an integer number (11227524336).

Almost surely, 2^111200220118 is an apocalyptic number.

111200220118 is a deficient number, since it is larger than the sum of its proper divisors (68440169258).

111200220118 is a wasteful number, since it uses less digits than its factorization.

111200220118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220599.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 111200220118 its reverse (811022002111), we get a palindrome (922222222229).

The spelling of 111200220118 in words is "one hundred eleven billion, two hundred million, two hundred twenty thousand, one hundred eighteen".