111001000000002 has 16 divisors (see below), whose sum is σ = 253716571428672. Its totient is φ = 31714571428560.

The previous prime is 111001000000001. The next prime is 111001000000103. The reversal of 111001000000002 is 200000000100111.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is not an unprimeable number, because it can be changed into a prime (111001000000001) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1321440476149 + ... + 1321440476232.

It is an arithmetic number, because the mean of its divisors is an integer number (15857285714292).

Almost surely, 2^{111001000000002} is an apocalyptic number.

111001000000002 is an abundant number, since it is smaller than the sum of its proper divisors (142715571428670).

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

111001000000002 is a wasteful number, since it uses less digits than its factorization.

111001000000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2642880952393.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 111001000000002 its reverse (200000000100111), we get a palindrome (311001000100113).

The spelling of 111001000000002 in words is "one hundred eleven trillion, one billion, two", and thus it is an aban number.