111340420350 has 96 divisors (see below), whose sum is σ = 284208746976. Its totient is φ = 28824998400.

The previous prime is 111340420319. The next prime is 111340420357. The reversal of 111340420350 is 53024043111.

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 111340420350.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111340420357) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2536792 + ... + 2580308.

It is an arithmetic number, because the mean of its divisors is an integer number (2960507781).

Almost surely, 2^111340420350 is an apocalyptic number.

111340420350 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 111340420350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142104373488).

111340420350 is an abundant number, since it is smaller than the sum of its proper divisors (172868326626).

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

111340420350 is a wasteful number, since it uses less digits than its factorization.

111340420350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44030 (or 44025 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 111340420350 its reverse (53024043111), we get a palindrome (164364463461).

The spelling of 111340420350 in words is "one hundred eleven billion, three hundred forty million, four hundred twenty thousand, three hundred fifty".