111012110111102 has 4 divisors (see below), whose sum is σ = 166518165166656. Its totient is φ = 55506055055550.

The previous prime is 111012110111051. The next prime is 111012110111143. The reversal of 111012110111102 is 201111011210111.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27753027527774 + ... + 27753027527777.

It is an arithmetic number, because the mean of its divisors is an integer number (41629541291664).

Almost surely, 2^{111012110111102} is an apocalyptic number.

111012110111102 is a deficient number, since it is larger than the sum of its proper divisors (55506055055554).

111012110111102 is an equidigital number, since it uses as much as digits as its factorization.

111012110111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55506055055553.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 111012110111102 its reverse (201111011210111), we get a palindrome (312123121321213).

The spelling of 111012110111102 in words is "one hundred eleven trillion, twelve billion, one hundred ten million, one hundred eleven thousand, one hundred two".