243321025120 has 24 divisors (see below), whose sum is σ = 574845922224. Its totient is φ = 97328409984.

The previous prime is 243321025093. The next prime is 243321025153. The reversal of 243321025120 is 21520123342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 760378044 + ... + 760378363.

It is an arithmetic number, because the mean of its divisors is an integer number (23951913426).

Almost surely, 2^243321025120 is an apocalyptic number.

243321025120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243321025120 is an abundant number, since it is smaller than the sum of its proper divisors (331524897104).

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

243321025120 is a wasteful number, since it uses less digits than its factorization.

243321025120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520756422 (or 1520756414 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 243321025120 its reverse (21520123342), we get a palindrome (264841148462).

The spelling of 243321025120 in words is "two hundred forty-three billion, three hundred twenty-one million, twenty-five thousand, one hundred twenty".