111442341012 has 12 divisors (see below), whose sum is σ = 260032129056. Its totient is φ = 37147447000.

The previous prime is 111442340993. The next prime is 111442341019. The reversal of 111442341012 is 210143244111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111442341019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4643430864 + ... + 4643430887.

It is an arithmetic number, because the mean of its divisors is an integer number (21669344088).

Almost surely, 2^111442341012 is an apocalyptic number.

111442341012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111442341012 is an abundant number, since it is smaller than the sum of its proper divisors (148589788044).

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

111442341012 is a wasteful number, since it uses less digits than its factorization.

111442341012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9286861758 (or 9286861756 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 111442341012 its reverse (210143244111), we get a palindrome (321585585123).

The spelling of 111442341012 in words is "one hundred eleven billion, four hundred forty-two million, three hundred forty-one thousand, twelve".