334303132020421 has 4 divisors (see below), whose sum is σ = 334468874775052. Its totient is φ = 334137389265792.

The previous prime is 334303132020409. The next prime is 334303132020443. The reversal of 334303132020421 is 124020231303433.

It is a happy number.

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 169486679877025 + 164816452143396 = 13018705^2 + 12838086^2 .

It is a cyclic number.

It is not a de Polignac number, because 334303132020421 - 2¹³ = 334303132012229 is a prime.

It is a super-2 number, since 2×334303132020421² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334303132020401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82871374290 + ... + 82871378323.

It is an arithmetic number, because the mean of its divisors is an integer number (83617218693763).

Almost surely, 2^{334303132020421} is an apocalyptic number.

It is an amenable number.

334303132020421 is a deficient number, since it is larger than the sum of its proper divisors (165742754631).

334303132020421 is a wasteful number, since it uses less digits than its factorization.

334303132020421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165742754630.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 334303132020421 its reverse (124020231303433), we get a palindrome (458323363323854).

The spelling of 334303132020421 in words is "three hundred thirty-four trillion, three hundred three billion, one hundred thirty-two million, twenty thousand, four hundred twenty-one".