242355030225 has 72 divisors (see below), whose sum is σ = 508487017248. Its totient is φ = 100718956800.

The previous prime is 242355030217. The next prime is 242355030227. The reversal of 242355030225 is 522030553242.

242355030225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 242355030225 - 2³ = 242355030217 is a prime.

It is a super-3 number, since 3×242355030225³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (242355030227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2957164 + ... + 3038013.

It is an arithmetic number, because the mean of its divisors is an integer number (7062319684).

Almost surely, 2^242355030225 is an apocalyptic number.

242355030225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

242355030225 is an abundant number, since it is smaller than the sum of its proper divisors (266131987023).

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

242355030225 is a wasteful number, since it uses less digits than its factorization.

242355030225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5995215 (or 5995203 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 242355030225 its reverse (522030553242), we get a palindrome (764385583467).

The spelling of 242355030225 in words is "two hundred forty-two billion, three hundred fifty-five million, thirty thousand, two hundred twenty-five".