341504341213221 has 40 divisors (see below), whose sum is σ = 516184526614944. Its totient is φ = 224984399320800.

The previous prime is 341504341213213. The next prime is 341504341213279. The reversal of 341504341213221 is 122312143405143.

341504341213221 is a `hidden beast` number, since 3 + 4 + 1 + 5 + 0 + 4 + 3 + 412 + 13 + 221 = 666.

It is not a de Polignac number, because 341504341213221 - 2³ = 341504341213213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341504341213621) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 35629171 + ... + 44186496.

Almost surely, 2^{341504341213221} is an apocalyptic number.

It is an amenable number.

341504341213221 is a deficient number, since it is larger than the sum of its proper divisors (174680185401723).

341504341213221 is a wasteful number, since it uses less digits than its factorization.

341504341213221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79816303 (or 79816294 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 341504341213221 its reverse (122312143405143), we get a palindrome (463816484618364).

The spelling of 341504341213221 in words is "three hundred forty-one trillion, five hundred four billion, three hundred forty-one million, two hundred thirteen thousand, two hundred twenty-one".