342323121 has 8 divisors (see below), whose sum is σ = 521635264. Its totient is φ = 195613200.

The previous prime is 342323119. The next prime is 342323123. The reversal of 342323121 is 121323243.

It is an interprime number because it is at equal distance from previous prime (342323119) and next prime (342323123).

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

It is not a de Polignac number, because 342323121 - 2¹ = 342323119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 16301101 = 342323121 / (3 + 4 + 2 + 3 + 2 + 3 + 1 + 2 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (342323123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8150530 + ... + 8150571.

It is an arithmetic number, because the mean of its divisors is an integer number (65204408).

Almost surely, 2^342323121 is an apocalyptic number.

It is an amenable number.

342323121 is a deficient number, since it is larger than the sum of its proper divisors (179312143).

342323121 is a wasteful number, since it uses less digits than its factorization.

342323121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16301111.

The product of its digits is 864, while the sum is 21.

The square root of 342323121 is about 18501.9761376995. The cubic root of 342323121 is about 699.5392348696.

Adding to 342323121 its reverse (121323243), we get a palindrome (463646364).

The spelling of 342323121 in words is "three hundred forty-two million, three hundred twenty-three thousand, one hundred twenty-one".