111102020020112 has 40 divisors (see below), whose sum is σ = 234879913812672. Its totient is φ = 50490026960000.

The previous prime is 111102020019989. The next prime is 111102020020127. The reversal of 111102020020112 is 211020020201111.

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, 67251764 + ... + 68883987.

Almost surely, 2^{111102020020112} is an apocalyptic number.

It is an amenable number.

111102020020112 is an abundant number, since it is smaller than the sum of its proper divisors (123777893792560).

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

111102020020112 is a wasteful number, since it uses less digits than its factorization.

111102020020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136140407 (or 136140401 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111102020020112 its reverse (211020020201111), we get a palindrome (322122040221223).

The spelling of 111102020020112 in words is "one hundred eleven trillion, one hundred two billion, twenty million, twenty thousand, one hundred twelve".