342515204103321 has 32 divisors (see below), whose sum is σ = 511395678393600. Its totient is φ = 226564631003520.

The previous prime is 342515204103283. The next prime is 342515204103323. The reversal of 342515204103321 is 123301402515243.

342515204103321 is a `hidden beast` number, since 3 + 4 + 2 + 5 + 1 + 520 + 4 + 103 + 3 + 21 = 666.

It is not a de Polignac number, because 342515204103321 - 2¹⁹ = 342515203579033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342515204103323) 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 31 ways as a sum of consecutive naturals, for example, 77680356 + ... + 81971141.

It is an arithmetic number, because the mean of its divisors is an integer number (15981114949800).

Almost surely, 2^{342515204103321} is an apocalyptic number.

It is an amenable number.

342515204103321 is a deficient number, since it is larger than the sum of its proper divisors (168880474290279).

342515204103321 is a wasteful number, since it uses less digits than its factorization.

342515204103321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159652126 (or 159652120 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 342515204103321 its reverse (123301402515243), we get a palindrome (465816606618564).

The spelling of 342515204103321 in words is "three hundred forty-two trillion, five hundred fifteen billion, two hundred four million, one hundred three thousand, three hundred twenty-one".