231441042112 has 112 divisors (see below), whose sum is σ = 529374039040. Its totient is φ = 98342387712.

The previous prime is 231441042109. The next prime is 231441042113. The reversal of 231441042112 is 211240144132.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (231441042113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26540089 + ... + 26548807.

It is an arithmetic number, because the mean of its divisors is an integer number (4726553920).

Almost surely, 2^231441042112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 231441042112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264687019520).

231441042112 is an abundant number, since it is smaller than the sum of its proper divisors (297932996928).

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

231441042112 is a wasteful number, since it uses less digits than its factorization.

231441042112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9238 (or 9228 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 231441042112 its reverse (211240144132), we get a palindrome (442681186244).

The spelling of 231441042112 in words is "two hundred thirty-one billion, four hundred forty-one million, forty-two thousand, one hundred twelve".