242320343320 has 128 divisors (see below), whose sum is σ = 632291961600. Its totient is φ = 82651968000.

The previous prime is 242320343249. The next prime is 242320343351. The reversal of 242320343320 is 23343023242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 700867 + ... + 987853.

It is an arithmetic number, because the mean of its divisors is an integer number (4939780950).

Almost surely, 2^242320343320 is an apocalyptic number.

242320343320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242320343320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316145980800).

242320343320 is an abundant number, since it is smaller than the sum of its proper divisors (389971618280).

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

242320343320 is a wasteful number, since it uses less digits than its factorization.

242320343320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287129 (or 287125 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 242320343320 its reverse (23343023242), we get a palindrome (265663366562).

The spelling of 242320343320 in words is "two hundred forty-two billion, three hundred twenty million, three hundred forty-three thousand, three hundred twenty".