111444414312 has 64 divisors (see below), whose sum is σ = 347359219200. Its totient is φ = 28946600640.

The previous prime is 111444414281. The next prime is 111444414313. The reversal of 111444414312 is 213414444111.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 111444414312.

It is not an unprimeable number, because it can be changed into a prime (111444414313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30150862 + ... + 30154557.

It is an arithmetic number, because the mean of its divisors is an integer number (5427487800).

Almost surely, 2^111444414312 is an apocalyptic number.

111444414312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111444414312 is an abundant number, since it is smaller than the sum of its proper divisors (235914804888).

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

111444414312 is a wasteful number, since it uses less digits than its factorization.

111444414312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60305446 (or 60305442 counting only the distinct ones).

The product of its digits is 6144, while the sum is 30.

Adding to 111444414312 its reverse (213414444111), we get a palindrome (324858858423).

The spelling of 111444414312 in words is "one hundred eleven billion, four hundred forty-four million, four hundred fourteen thousand, three hundred twelve".