243302220130420 has 48 divisors (see below), whose sum is σ = 557389192764096. Its totient is φ = 88472594144000.

The previous prime is 243302220130399. The next prime is 243302220130427. The reversal of 243302220130420 is 24031022203342.

243302220130420 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 (243302220130427) 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, 15034635 + ... + 26695405.

It is an arithmetic number, because the mean of its divisors is an integer number (11612274849252).

Almost surely, 2^{243302220130420} is an apocalyptic number.

243302220130420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243302220130420 is an abundant number, since it is smaller than the sum of its proper divisors (314086972633676).

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

243302220130420 is a wasteful number, since it uses less digits than its factorization.

243302220130420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11755632 (or 11755630 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 243302220130420 its reverse (24031022203342), we get a palindrome (267333242333762).

The spelling of 243302220130420 in words is "two hundred forty-three trillion, three hundred two billion, two hundred twenty million, one hundred thirty thousand, four hundred twenty".