111222340230012 has 48 divisors (see below), whose sum is σ = 295420603306752. Its totient is φ = 32238359486080.

The previous prime is 111222340229879. The next prime is 111222340230083. The reversal of 111222340230012 is 210032043222111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18317246673 + ... + 18317252744.

It is an arithmetic number, because the mean of its divisors is an integer number (6154595902224).

Almost surely, 2^{111222340230012} is an apocalyptic number.

111222340230012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111222340230012 is an abundant number, since it is smaller than the sum of its proper divisors (184198263076740).

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

111222340230012 is a wasteful number, since it uses less digits than its factorization.

111222340230012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36634499458 (or 36634499456 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 111222340230012 its reverse (210032043222111), we get a palindrome (321254383452123).

The spelling of 111222340230012 in words is "one hundred eleven trillion, two hundred twenty-two billion, three hundred forty million, two hundred thirty thousand, twelve".