234220432340340 has 48 divisors (see below), whose sum is σ = 728685789504960. Its totient is φ = 62458781957280.

The previous prime is 234220432340311. The next prime is 234220432340341. The reversal of 234220432340340 is 43043234022432.

234220432340340 is a `hidden beast` number, since 2 + 3 + 4 + 2 + 204 + 3 + 2 + 3 + 403 + 40 = 666.

234220432340340 is digitally balanced in base 2, 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 (36).

It is a junction number, because it is equal to n+sod(n) for n = 234220432340295 and 234220432340304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234220432340341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216870770146 + ... + 216870771225.

It is an arithmetic number, because the mean of its divisors is an integer number (15180953948020).

Almost surely, 2^{234220432340340} is an apocalyptic number.

234220432340340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234220432340340 is an abundant number, since it is smaller than the sum of its proper divisors (494465357164620).

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

234220432340340 is a wasteful number, since it uses less digits than its factorization.

234220432340340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433741541389 (or 433741541381 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 36.

Adding to 234220432340340 its reverse (43043234022432), we get a palindrome (277263666362772).

The spelling of 234220432340340 in words is "two hundred thirty-four trillion, two hundred twenty billion, four hundred thirty-two million, three hundred forty thousand, three hundred forty".