242334314221 has 4 divisors (see below), whose sum is σ = 245951244352. Its totient is φ = 238717384092.

The previous prime is 242334314219. The next prime is 242334314231. The reversal of 242334314221 is 122413433242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 242334314221 - 2¹ = 242334314219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242334314231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1808464965 + ... + 1808465098.

It is an arithmetic number, because the mean of its divisors is an integer number (61487811088).

Almost surely, 2^242334314221 is an apocalyptic number.

It is an amenable number.

242334314221 is a deficient number, since it is larger than the sum of its proper divisors (3616930131).

242334314221 is an equidigital number, since it uses as much as digits as its factorization.

242334314221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3616930130.

The product of its digits is 27648, while the sum is 31.

Adding to 242334314221 its reverse (122413433242), we get a palindrome (364747747463).

The spelling of 242334314221 in words is "two hundred forty-two billion, three hundred thirty-four million, three hundred fourteen thousand, two hundred twenty-one".