231523477112 has 16 divisors (see below), whose sum is σ = 435073356000. Its totient is φ = 115503915520.

The previous prime is 231523477049. The next prime is 231523477117. The reversal of 231523477112 is 211774325132.

231523477112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231523477117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32224064 + ... + 32231247.

It is an arithmetic number, because the mean of its divisors is an integer number (27192084750).

Almost surely, 2^231523477112 is an apocalyptic number.

It is an amenable number.

231523477112 is a deficient number, since it is larger than the sum of its proper divisors (203549878888).

231523477112 is a wasteful number, since it uses less digits than its factorization.

231523477112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64455766 (or 64455762 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The spelling of 231523477112 in words is "two hundred thirty-one billion, five hundred twenty-three million, four hundred seventy-seven thousand, one hundred twelve".