111111200000002 has 16 divisors (see below), whose sum is σ = 167263976732832. Its totient is φ = 55356867149760.

The previous prime is 111111199999913. The next prime is 111111200000023. The reversal of 111111200000002 is 200000002111111.

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, 80833024 + ... + 82196107.

It is an arithmetic number, because the mean of its divisors is an integer number (10453998545802).

Almost surely, 2^{111111200000002} is an apocalyptic number.

111111200000002 is a deficient number, since it is larger than the sum of its proper divisors (56152776732830).

111111200000002 is a wasteful number, since it uses less digits than its factorization.

111111200000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163030353.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111111200000002 its reverse (200000002111111), we get a palindrome (311111202111113).

It can be divided in two parts, 111111 and 200000002, that multiplied together give a palindrome (22222200222222).

The spelling of 111111200000002 in words is "one hundred eleven trillion, one hundred eleven billion, two hundred million, two", and thus it is an aban number.