111011011111002 has 32 divisors (see below), whose sum is σ = 222236168047488. Its totient is φ = 36967981058496.

The previous prime is 111011011110983. The next prime is 111011011111067. The reversal of 111011011111002 is 200111110110111.

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 15 ways as a sum of consecutive naturals, for example, 302982388 + ... + 303348560.

It is an arithmetic number, because the mean of its divisors is an integer number (6944880251484).

Almost surely, 2^{111011011111002} is an apocalyptic number.

111011011111002 is an abundant number, since it is smaller than the sum of its proper divisors (111225156936486).

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

111011011111002 is a wasteful number, since it uses less digits than its factorization.

111011011111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414774.

The product of its (nonzero) digits is 2, while the sum is 12.

Adding to 111011011111002 its reverse (200111110110111), we get a palindrome (311122121221113).

The spelling of 111011011111002 in words is "one hundred eleven trillion, eleven billion, eleven million, one hundred eleven thousand, two".