334242121 has 4 divisors (see below), whose sum is σ = 335542932. Its totient is φ = 332941312.

The previous prime is 334242113. The next prime is 334242131. The reversal of 334242121 is 121242433.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 307616521 + 26625600 = 17539^2 + 5160^2 .

It is a cyclic number.

It is not a de Polignac number, because 334242121 - 2³ = 334242113 is a prime.

It is a super-2 number, since 2×334242121² = 223435590901157282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 334242092 and 334242101.

It is not an unprimeable number, because it can be changed into a prime (334242101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650020 + ... + 650533.

It is an arithmetic number, because the mean of its divisors is an integer number (83885733).

Almost surely, 2^334242121 is an apocalyptic number.

It is an amenable number.

334242121 is a deficient number, since it is larger than the sum of its proper divisors (1300811).

334242121 is a wasteful number, since it uses less digits than its factorization.

334242121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300810.

The product of its digits is 1152, while the sum is 22.

The square root of 334242121 is about 18282.2898182914. The cubic root of 334242121 is about 693.9908207475.

Adding to 334242121 its reverse (121242433), we get a palindrome (455484554).

The spelling of 334242121 in words is "three hundred thirty-four million, two hundred forty-two thousand, one hundred twenty-one".