111343012032 has 672 divisors, whose sum is σ = 381941222400. Its totient is φ = 28417277952.

The previous prime is 111343012021. The next prime is 111343012043. The reversal of 111343012032 is 230210343111.

It is an interprime number because it is at equal distance from previous prime (111343012021) and next prime (111343012043).

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 243638748 + ... + 243639204.

Almost surely, 2^111343012032 is an apocalyptic number.

111343012032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111343012032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190970611200).

111343012032 is an abundant number, since it is smaller than the sum of its proper divisors (270598210368).

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

111343012032 is a wasteful number, since it uses less digits than its factorization.

111343012032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581 (or 564 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111343012032 its reverse (230210343111), we get a palindrome (341553355143).

The spelling of 111343012032 in words is "one hundred eleven billion, three hundred forty-three million, twelve thousand, thirty-two".