242210352321 has 24 divisors (see below), whose sum is σ = 399965102784. Its totient is φ = 138362372640.

The previous prime is 242210352299. The next prime is 242210352341. The reversal of 242210352321 is 123253012242.

242210352321 is a `hidden beast` number, since 2 + 422 + 1 + 0 + 3 + 5 + 232 + 1 = 666.

It is not a de Polignac number, because 242210352321 - 2⁶ = 242210352257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (242210352341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 402390 + ... + 803951.

It is an arithmetic number, because the mean of its divisors is an integer number (16665212616).

Almost surely, 2^242210352321 is an apocalyptic number.

242210352321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

242210352321 is a deficient number, since it is larger than the sum of its proper divisors (157754750463).

242210352321 is a wasteful number, since it uses less digits than its factorization.

242210352321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209541 (or 1209538 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 242210352321 its reverse (123253012242), we get a palindrome (365463364563).

The spelling of 242210352321 in words is "two hundred forty-two billion, two hundred ten million, three hundred fifty-two thousand, three hundred twenty-one".