111243320211012 has 48 divisors (see below), whose sum is σ = 283362418366272. Its totient is φ = 33686572833280.

The previous prime is 111243320210993. The next prime is 111243320211109. The reversal of 111243320211012 is 210112023342111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293862633 + ... + 294240944.

It is an arithmetic number, because the mean of its divisors is an integer number (5903383715964).

Almost surely, 2^{111243320211012} is an apocalyptic number.

111243320211012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111243320211012 is an abundant number, since it is smaller than the sum of its proper divisors (172119098155260).

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

111243320211012 is a wasteful number, since it uses less digits than its factorization.

111243320211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588105028 (or 588105026 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 111243320211012 its reverse (210112023342111), we get a palindrome (321355343553123).

The spelling of 111243320211012 in words is "one hundred eleven trillion, two hundred forty-three billion, three hundred twenty million, two hundred eleven thousand, twelve".