111122102 has 24 divisors (see below), whose sum is σ = 208814256. Its totient is φ = 43959888.

The previous prime is 111122101. The next prime is 111122117. The reversal of 111122102 is 201221111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111122101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42338 + ... + 44885.

It is an arithmetic number, because the mean of its divisors is an integer number (8700594).

Almost surely, 2^111122102 is an apocalyptic number.

111122102 is a deficient number, since it is larger than the sum of its proper divisors (97692154).

111122102 is a wasteful number, since it uses less digits than its factorization.

111122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87252 (or 87245 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 111122102 is about 10541.4468646386. The cubic root of 111122102 is about 480.7657078513.

Adding to 111122102 its reverse (201221111), we get a palindrome (312343213).

Subtracting 111122102 from its reverse (201221111), we obtain a palindrome (90099009).

The spelling of 111122102 in words is "one hundred eleven million, one hundred twenty-two thousand, one hundred two".