233231131042304 has 40 divisors (see below), whose sum is σ = 467689067590668. Its totient is φ = 116194570629120.

The previous prime is 233231131042291. The next prime is 233231131042309. The reversal of 233231131042304 is 403240131132332.

It can be written as a sum of positive squares in 2 ways, for example, as 179387235176704 + 53843895865600 = 13393552^2 + 7337840^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (233231131042309) 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, 822113687 + ... + 822397334.

Almost surely, 2^{233231131042304} is an apocalyptic number.

It is an amenable number.

233231131042304 is an abundant number, since it is smaller than the sum of its proper divisors (234457936548364).

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

233231131042304 is an equidigital number, since it uses as much as digits as its factorization.

233231131042304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1644511316 (or 1644511300 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 233231131042304 its reverse (403240131132332), we get a palindrome (636471262174636).

The spelling of 233231131042304 in words is "two hundred thirty-three trillion, two hundred thirty-one billion, one hundred thirty-one million, forty-two thousand, three hundred four".