242521043234 has 8 divisors (see below), whose sum is σ = 363797799708. Its totient is φ = 121255110000.

The previous prime is 242521043207. The next prime is 242521043251. The reversal of 242521043234 is 432340125242.

It can be written as a sum of positive squares in 2 ways, for example, as 237690376225 + 4830667009 = 487535^2 + 69503^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×242521043234² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242521043234.

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, 2649557 + ... + 2739560.

Almost surely, 2^242521043234 is an apocalyptic number.

242521043234 is a deficient number, since it is larger than the sum of its proper divisors (121276756474).

242521043234 is a wasteful number, since it uses less digits than its factorization.

242521043234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5411620.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 242521043234 its reverse (432340125242), we get a palindrome (674861168476).

The spelling of 242521043234 in words is "two hundred forty-two billion, five hundred twenty-one million, forty-three thousand, two hundred thirty-four".