201341434221 has 12 divisors (see below), whose sum is σ = 290873421280. Its totient is φ = 134205974280.

The previous prime is 201341434219. The next prime is 201341434237. The reversal of 201341434221 is 122434143102.

201341434221 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 4 + 1 + 434 + 221 = 666.

It is not a de Polignac number, because 201341434221 - 2¹ = 201341434219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201341434201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1745041 + ... + 1856838.

Almost surely, 2^201341434221 is an apocalyptic number.

It is an amenable number.

201341434221 is a deficient number, since it is larger than the sum of its proper divisors (89531987059).

201341434221 is a wasteful number, since it uses less digits than its factorization.

201341434221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3608096 (or 3608093 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 201341434221 its reverse (122434143102), we get a palindrome (323775577323).

The spelling of 201341434221 in words is "two hundred one billion, three hundred forty-one million, four hundred thirty-four thousand, two hundred twenty-one".