342101321 has 4 divisors (see below), whose sum is σ = 342816000. Its totient is φ = 341386644.

The previous prime is 342101311. The next prime is 342101323. The reversal of 342101321 is 123101243.

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, and also an emirpimes, since its reverse is a distinct semiprime: 123101243 = 1259 ⋅97777.

It is a cyclic number.

It is not a de Polignac number, because 342101321 - 2¹⁴ = 342084937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 342101321.

It is not an unprimeable number, because it can be changed into a prime (342101323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356621 + ... + 357578.

It is an arithmetic number, because the mean of its divisors is an integer number (85704000).

Almost surely, 2^342101321 is an apocalyptic number.

It is an amenable number.

342101321 is a deficient number, since it is larger than the sum of its proper divisors (714679).

342101321 is an equidigital number, since it uses as much as digits as its factorization.

342101321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714678.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 342101321 is about 18495.9812121444. The cubic root of 342101321 is about 699.3881190426.

Adding to 342101321 its reverse (123101243), we get a palindrome (465202564).

The spelling of 342101321 in words is "three hundred forty-two million, one hundred one thousand, three hundred twenty-one".