111341343120 has 160 divisors (see below), whose sum is σ = 400933505280. Its totient is φ = 25032222720.

The previous prime is 111341343067. The next prime is 111341343121. The reversal of 111341343120 is 21343143111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (111341343121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 440755 + ... + 645714.

It is an arithmetic number, because the mean of its divisors is an integer number (2505834408).

Almost surely, 2^111341343120 is an apocalyptic number.

111341343120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111341343120 is an abundant number, since it is smaller than the sum of its proper divisors (289592162160).

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

111341343120 is a wasteful number, since it uses less digits than its factorization.

111341343120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086553 (or 1086547 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 111341343120 its reverse (21343143111), we get a palindrome (132684486231).

Subtracting from 111341343120 its reverse (21343143111), we obtain a square (89998200009 = 299997²).

The spelling of 111341343120 in words is "one hundred eleven billion, three hundred forty-one million, three hundred forty-three thousand, one hundred twenty".