242403523340120 has 128 divisors (see below), whose sum is σ = 567091947260160. Its totient is φ = 93176766650880.

The previous prime is 242403523340107. The next prime is 242403523340171. The reversal of 242403523340120 is 21043325304242.

It is a super-2 number, since 2×242403523340120² (a number of 30 digits) contains 22 as substring.

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, 50104907 + ... + 54729413.

It is an arithmetic number, because the mean of its divisors is an integer number (4430405837970).

Almost surely, 2^{242403523340120} is an apocalyptic number.

242403523340120 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 242403523340120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283545973630080).

242403523340120 is an abundant number, since it is smaller than the sum of its proper divisors (324688423920040).

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

242403523340120 is a wasteful number, since it uses less digits than its factorization.

242403523340120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4624993 (or 4624989 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 242403523340120 its reverse (21043325304242), we get a palindrome (263446848644362).

The spelling of 242403523340120 in words is "two hundred forty-two trillion, four hundred three billion, five hundred twenty-three million, three hundred forty thousand, one hundred twenty".