111122102102 has 16 divisors (see below), whose sum is σ = 181842497424. Its totient is φ = 50508288000.

The previous prime is 111122102101. The next prime is 111122102107. The reversal of 111122102102 is 201201221111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111122102101) 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, 725702 + ... + 865382.

It is an arithmetic number, because the mean of its divisors is an integer number (11365156089).

Almost surely, 2^111122102102 is an apocalyptic number.

111122102102 is a deficient number, since it is larger than the sum of its proper divisors (70720395322).

111122102102 is a wasteful number, since it uses less digits than its factorization.

111122102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175855.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111122102102 its reverse (201201221111), we get a palindrome (312323323213).

The spelling of 111122102102 in words is "one hundred eleven billion, one hundred twenty-two million, one hundred two thousand, one hundred two".