111011010100112 has 40 divisors (see below), whose sum is σ = 219524482331520. Its totient is φ = 54367145239680.

The previous prime is 111011010100099. The next prime is 111011010100163. The reversal of 111011010100112 is 211001010110111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111011010100093 and 111011010100102.

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, 237718178 + ... + 238184705.

It is an arithmetic number, because the mean of its divisors is an integer number (5488112058288).

Almost surely, 2^{111011010100112} is an apocalyptic number.

It is an amenable number.

111011010100112 is a deficient number, since it is larger than the sum of its proper divisors (108513472231408).

111011010100112 is a wasteful number, since it uses less digits than its factorization.

111011010100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475903191 (or 475903185 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 111011010100112 its reverse (211001010110111), we get a palindrome (322012020210223).

Subtracting 111011010100112 from its reverse (211001010110111), we obtain a palindrome (99990000009999).

The spelling of 111011010100112 in words is "one hundred eleven trillion, eleven billion, ten million, one hundred thousand, one hundred twelve".