342204121 has 8 divisors (see below), whose sum is σ = 391613120. Its totient is φ = 292925808.

The previous prime is 342204119. The next prime is 342204139. The reversal of 342204121 is 121402243.

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

It is not a de Polignac number, because 342204121 - 2¹ = 342204119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342204721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26991 + ... + 37588.

It is an arithmetic number, because the mean of its divisors is an integer number (48951640).

Almost surely, 2^342204121 is an apocalyptic number.

It is an amenable number.

342204121 is a deficient number, since it is larger than the sum of its proper divisors (49408999).

342204121 is an equidigital number, since it uses as much as digits as its factorization.

342204121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65343.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 342204121 is about 18498.7599854693. The cubic root of 342204121 is about 699.4581664173.

Adding to 342204121 its reverse (121402243), we get a palindrome (463606364).

The spelling of 342204121 in words is "three hundred forty-two million, two hundred four thousand, one hundred twenty-one".