111012313032 has 96 divisors (see below), whose sum is σ = 306444902400. Its totient is φ = 36292434048.

The previous prime is 111012313019. The next prime is 111012313033. The reversal of 111012313032 is 230313210111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111012312996 and 111012313014.

It is not an unprimeable number, because it can be changed into a prime (111012313033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19531263 + ... + 19536945.

It is an arithmetic number, because the mean of its divisors is an integer number (3192134400).

Almost surely, 2^111012313032 is an apocalyptic number.

111012313032 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 111012313032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153222451200).

111012313032 is an abundant number, since it is smaller than the sum of its proper divisors (195432589368).

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

111012313032 is a wasteful number, since it uses less digits than its factorization.

111012313032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10867 (or 10860 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 111012313032 its reverse (230313210111), we get a palindrome (341325523143).

The spelling of 111012313032 in words is "one hundred eleven billion, twelve million, three hundred thirteen thousand, thirty-two".