111112421332312 has 32 divisors (see below), whose sum is σ = 208839770661600. Its totient is φ = 55421972928000.

The previous prime is 111112421332303. The next prime is 111112421332331. The reversal of 111112421332312 is 213233124211111.

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, 4159764 + ... + 15476707.

It is an arithmetic number, because the mean of its divisors is an integer number (6526242833175).

Almost surely, 2^{111112421332312} is an apocalyptic number.

It is an amenable number.

111112421332312 is a deficient number, since it is larger than the sum of its proper divisors (97727349329288).

111112421332312 is a wasteful number, since it uses less digits than its factorization.

111112421332312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19638187 (or 19638183 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

Adding to 111112421332312 its reverse (213233124211111), we get a palindrome (324345545543423).

The spelling of 111112421332312 in words is "one hundred eleven trillion, one hundred twelve billion, four hundred twenty-one million, three hundred thirty-two thousand, three hundred twelve".