111130022232 has 96 divisors (see below), whose sum is σ = 303639317280. Its totient is φ = 36717096960.

The previous prime is 111130022221. The next prime is 111130022233. The reversal of 111130022232 is 232220031111.

111130022232 is a `hidden beast` number, since 1 + 111 + 300 + 22 + 232 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111130022233) 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, 3834757 + ... + 3863627.

It is an arithmetic number, because the mean of its divisors is an integer number (3162909555).

Almost surely, 2^111130022232 is an apocalyptic number.

111130022232 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 111130022232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151819658640).

111130022232 is an abundant number, since it is smaller than the sum of its proper divisors (192509295048).

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

111130022232 is a wasteful number, since it uses less digits than its factorization.

111130022232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29353 (or 29346 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111130022232 its reverse (232220031111), we get a palindrome (343350053343).

The spelling of 111130022232 in words is "one hundred eleven billion, one hundred thirty million, twenty-two thousand, two hundred thirty-two".