232231121112 has 32 divisors (see below), whose sum is σ = 589243147200. Its totient is φ = 76254994464.

The previous prime is 232231121069. The next prime is 232231121113. The reversal of 232231121112 is 211121132232.

It is a super-2 number, since 2×232231121112² (a number of 24 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232231121113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72209562 + ... + 72212777.

It is an arithmetic number, because the mean of its divisors is an integer number (18413848350).

Almost surely, 2^232231121112 is an apocalyptic number.

It is an amenable number.

232231121112 is an abundant number, since it is smaller than the sum of its proper divisors (357012026088).

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

232231121112 is a wasteful number, since it uses less digits than its factorization.

232231121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144422415 (or 144422411 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

Adding to 232231121112 its reverse (211121132232), we get a palindrome (443352253344).

The spelling of 232231121112 in words is "two hundred thirty-two billion, two hundred thirty-one million, one hundred twenty-one thousand, one hundred twelve".