111011010112 has 28 divisors (see below), whose sum is σ = 222468550236. Its totient is φ = 54955942400.

The previous prime is 111011010101. The next prime is 111011010113. The reversal of 111011010112 is 211010110111.

It can be written as a sum of positive squares in 2 ways, for example, as 62972891136 + 48038118976 = 250944^2 + 219176^2 .

It is not an unprimeable number, because it can be changed into a prime (111011010113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8580403 + ... + 8593330.

Almost surely, 2^111011010112 is an apocalyptic number.

It is an amenable number.

111011010112 is an abundant number, since it is smaller than the sum of its proper divisors (111457540124).

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

111011010112 is a wasteful number, since it uses less digits than its factorization.

111011010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17173846 (or 17173836 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 111011010112 its reverse (211010110111), we get a palindrome (322021120223).

Subtracting 111011010112 from its reverse (211010110111), we obtain a palindrome (99999099999).

The spelling of 111011010112 in words is "one hundred eleven billion, eleven million, ten thousand, one hundred twelve".