111242340330 has 128 divisors (see below), whose sum is σ = 302878310400. Its totient is φ = 25901164800.

The previous prime is 111242340271. The next prime is 111242340427. The reversal of 111242340330 is 33043242111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111242340330.

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 63 ways as a sum of consecutive naturals, for example, 1797441 + ... + 1858299.

It is an arithmetic number, because the mean of its divisors is an integer number (2366236800).

Almost surely, 2^111242340330 is an apocalyptic number.

111242340330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 111242340330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151439155200).

111242340330 is an abundant number, since it is smaller than the sum of its proper divisors (191635970070).

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

111242340330 is a wasteful number, since it uses less digits than its factorization.

111242340330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61100.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 111242340330 its reverse (33043242111), we get a palindrome (144285582441).

The spelling of 111242340330 in words is "one hundred eleven billion, two hundred forty-two million, three hundred forty thousand, three hundred thirty".