234323240020 has 24 divisors (see below), whose sum is σ = 494827855200. Its totient is φ = 93205667232.

The previous prime is 234323239991. The next prime is 234323240029. The reversal of 234323240020 is 20042323432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234323240029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32723130 + ... + 32730289.

It is an arithmetic number, because the mean of its divisors is an integer number (20617827300).

Almost surely, 2^234323240020 is an apocalyptic number.

234323240020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234323240020 is an abundant number, since it is smaller than the sum of its proper divisors (260504615180).

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

234323240020 is a wasteful number, since it uses less digits than its factorization.

234323240020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65453607 (or 65453605 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 234323240020 its reverse (20042323432), we get a palindrome (254365563452).

The spelling of 234323240020 in words is "two hundred thirty-four billion, three hundred twenty-three million, two hundred forty thousand, twenty".