3201206350221 has 24 divisors (see below), whose sum is σ = 5066945485056. Its totient is φ = 1931424935040.

The previous prime is 3201206350217. The next prime is 3201206350229. The reversal of 3201206350221 is 1220536021023.

It is a happy number.

3201206350221 is a `hidden beast` number, since 3 + 2 + 0 + 1 + 2 + 0 + 635 + 0 + 2 + 21 = 666.

3201206350221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3201206350221 - 2² = 3201206350217 is a prime.

It is a super-3 number, since 3×3201206350221³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201206350229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72478860 + ... + 72523013.

It is an arithmetic number, because the mean of its divisors is an integer number (211122728544).

Almost surely, 2^{3201206350221} is an apocalyptic number.

It is an amenable number.

3201206350221 is a deficient number, since it is larger than the sum of its proper divisors (1865739134835).

3201206350221 is a wasteful number, since it uses less digits than its factorization.

3201206350221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145002113 (or 145002110 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 3201206350221 in words is "three trillion, two hundred one billion, two hundred six million, three hundred fifty thousand, two hundred twenty-one".