11320232112 has 200 divisors, whose sum is σ = 37615028000. Its totient is φ = 3219637248.

The previous prime is 11320232111. The next prime is 11320232171. The reversal of 11320232112 is 21123202311.

11320232112 is a `hidden beast` number, since 1 + 1 + 320 + 232 + 112 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (11320232111) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2074764 + ... + 2080212.

It is an arithmetic number, because the mean of its divisors is an integer number (188075140).

Almost surely, 2^11320232112 is an apocalyptic number.

11320232112 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 11320232112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18807514000).

11320232112 is an abundant number, since it is smaller than the sum of its proper divisors (26294795888).

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

11320232112 is a wasteful number, since it uses less digits than its factorization.

11320232112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5705 (or 5690 counting only the distinct ones).

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

Adding to 11320232112 its reverse (21123202311), we get a palindrome (32443434423).

The spelling of 11320232112 in words is "eleven billion, three hundred twenty million, two hundred thirty-two thousand, one hundred twelve".