231330040000 has 70 divisors (see below), whose sum is σ = 573623416124. Its totient is φ = 92532000000.

The previous prime is 231330039989. The next prime is 231330040013. The reversal of 231330040000 is 40033132.

231330040000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2851626 + ... + 2931625.

Almost surely, 2^231330040000 is an apocalyptic number.

231330040000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231330040000 is an abundant number, since it is smaller than the sum of its proper divisors (342293376124).

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

231330040000 is an frugal number, since it uses more digits than its factorization.

231330040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5783283 (or 5783258 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 231330040000 its reverse (40033132), we get a palindrome (231370073132).

The spelling of 231330040000 in words is "two hundred thirty-one billion, three hundred thirty million, forty thousand".