111412243412 has 24 divisors (see below), whose sum is σ = 195707413440. Its totient is φ = 55495926080.

The previous prime is 111412243403. The next prime is 111412243433. The reversal of 111412243412 is 214342214111.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 7666289 + ... + 7680807.

It is an arithmetic number, because the mean of its divisors is an integer number (8154475560).

Almost surely, 2^111412243412 is an apocalyptic number.

It is an amenable number.

111412243412 is a deficient number, since it is larger than the sum of its proper divisors (84295170028).

111412243412 is a wasteful number, since it uses less digits than its factorization.

111412243412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21631 (or 21629 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

Adding to 111412243412 its reverse (214342214111), we get a palindrome (325754457523).

The spelling of 111412243412 in words is "one hundred eleven billion, four hundred twelve million, two hundred forty-three thousand, four hundred twelve".