111415420410 has 192 divisors, whose sum is σ = 313983775872. Its totient is φ = 25227761664.

The previous prime is 111415420397. The next prime is 111415420447. The reversal of 111415420410 is 14024514111.

It is a happy number.

111415420410 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 77749054 + ... + 77750486.

It is an arithmetic number, because the mean of its divisors is an integer number (1635332166).

Almost surely, 2^111415420410 is an apocalyptic number.

111415420410 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 111415420410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156991887936).

111415420410 is an abundant number, since it is smaller than the sum of its proper divisors (202568355462).

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

111415420410 is a wasteful number, since it uses less digits than its factorization.

111415420410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917 (or 1910 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 24.

Adding to 111415420410 its reverse (14024514111), we get a palindrome (125439934521).

The spelling of 111415420410 in words is "one hundred eleven billion, four hundred fifteen million, four hundred twenty thousand, four hundred ten".