111012120232 has 16 divisors (see below), whose sum is σ = 224159089140. Its totient is φ = 51236363136.

The previous prime is 111012120227. The next prime is 111012120253. The reversal of 111012120232 is 232021210111.

It can be written as a sum of positive squares in 2 ways, for example, as 98944218916 + 12067901316 = 314554^2 + 109854^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533712013 + ... + 533712220.

Almost surely, 2^111012120232 is an apocalyptic number.

It is an amenable number.

111012120232 is an abundant number, since it is smaller than the sum of its proper divisors (113146968908).

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

111012120232 is a wasteful number, since it uses less digits than its factorization.

111012120232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067424252 (or 1067424248 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 111012120232 its reverse (232021210111), we get a palindrome (343033330343).

The spelling of 111012120232 in words is "one hundred eleven billion, twelve million, one hundred twenty thousand, two hundred thirty-two".