234223320020 has 24 divisors (see below), whose sum is σ = 500205736800. Its totient is φ = 92101372832.

The previous prime is 234223319969. The next prime is 234223320029. The reversal of 234223320020 is 20023322432.

234223320020 is digitally balanced in base 2, 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 (234223320029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99245990 + ... + 99248349.

It is an arithmetic number, because the mean of its divisors is an integer number (20841905700).

Almost surely, 2^234223320020 is an apocalyptic number.

234223320020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234223320020 is an abundant number, since it is smaller than the sum of its proper divisors (265982416780).

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

234223320020 is a wasteful number, since it uses less digits than its factorization.

234223320020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198494407 (or 198494405 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 234223320020 its reverse (20023322432), we get a palindrome (254246642452).

The spelling of 234223320020 in words is "two hundred thirty-four billion, two hundred twenty-three million, three hundred twenty thousand, twenty".