111201270112 has 96 divisors (see below), whose sum is σ = 224093205504. Its totient is φ = 54306201600.

The previous prime is 111201270109. The next prime is 111201270127. The reversal of 111201270112 is 211072102111.

It is a self number, because there is not a number n which added to its sum of digits gives 111201270112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160927687 + ... + 160928377.

It is an arithmetic number, because the mean of its divisors is an integer number (2334304224).

Almost surely, 2^111201270112 is an apocalyptic number.

It is an amenable number.

111201270112 is an abundant number, since it is smaller than the sum of its proper divisors (112891935392).

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

111201270112 is a wasteful number, since it uses less digits than its factorization.

111201270112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332 (or 1324 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 111201270112 its reverse (211072102111), we get a palindrome (322273372223).

The spelling of 111201270112 in words is "one hundred eleven billion, two hundred one million, two hundred seventy thousand, one hundred twelve".