111111102002 has 16 divisors (see below), whose sum is σ = 166931390400. Its totient is φ = 55467342000.

The previous prime is 111111101993. The next prime is 111111102013. The reversal of 111111102002 is 200201111111.

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 7 ways as a sum of consecutive naturals, for example, 10575752 + ... + 10586252.

It is an arithmetic number, because the mean of its divisors is an integer number (10433211900).

Almost surely, 2^111111102002 is an apocalyptic number.

111111102002 is a deficient number, since it is larger than the sum of its proper divisors (55820288398).

111111102002 is a wasteful number, since it uses less digits than its factorization.

111111102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18401.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111111102002 its reverse (200201111111), we get a palindrome (311312213113).

The spelling of 111111102002 in words is "one hundred eleven billion, one hundred eleven million, one hundred two thousand, two".