111101010111102 has 16 divisors (see below), whose sum is σ = 242402203878912. Its totient is φ = 33666972760920.

The previous prime is 111101010111083. The next prime is 111101010111131. The reversal of 111101010111102 is 201111010101111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841674318958 + ... + 841674319089.

It is an arithmetic number, because the mean of its divisors is an integer number (15150137742432).

Almost surely, 2^{111101010111102} is an apocalyptic number.

111101010111102 is an abundant number, since it is smaller than the sum of its proper divisors (131301193767810).

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

111101010111102 is a wasteful number, since it uses less digits than its factorization.

111101010111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683348638063.

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

Adding to 111101010111102 its reverse (201111010101111), we get a palindrome (312212020212213).

Subtracting 111101010111102 from its reverse (201111010101111), we obtain a palindrome (90009999990009).

The spelling of 111101010111102 in words is "one hundred eleven trillion, one hundred one billion, ten million, one hundred eleven thousand, one hundred two".