112111221102 has 16 divisors (see below), whose sum is σ = 224226126720. Its totient is φ = 37369792952.

The previous prime is 112111221083. The next prime is 112111221161. The reversal of 112111221102 is 201122111211.

It is a happy number.

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, 390133 + ... + 613535.

It is an arithmetic number, because the mean of its divisors is an integer number (14014132920).

Almost surely, 2^112111221102 is an apocalyptic number.

112111221102 is an abundant number, since it is smaller than the sum of its proper divisors (112114905618).

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

112111221102 is a wasteful number, since it uses less digits than its factorization.

112111221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307047.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112111221102 its reverse (201122111211), we get a palindrome (313233332313).

The spelling of 112111221102 in words is "one hundred twelve billion, one hundred eleven million, two hundred twenty-one thousand, one hundred two".