111024342012 has 24 divisors (see below), whose sum is σ = 259068765312. Its totient is φ = 37006404400.

The previous prime is 111024342007. The next prime is 111024342019. The reversal of 111024342012 is 210243420111.

It is a self number, because there is not a number n which added to its sum of digits gives 111024342012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111024342019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72187 + ... + 476717.

It is an arithmetic number, because the mean of its divisors is an integer number (10794531888).

Almost surely, 2^111024342012 is an apocalyptic number.

111024342012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111024342012 is an abundant number, since it is smaller than the sum of its proper divisors (148044423300).

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

111024342012 is a wasteful number, since it uses less digits than its factorization.

111024342012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427409 (or 427407 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 111024342012 its reverse (210243420111), we get a palindrome (321267762123).

The spelling of 111024342012 in words is "one hundred eleven billion, twenty-four million, three hundred forty-two thousand, twelve".