3201222213 has 24 divisors (see below), whose sum is σ = 5595415488. Its totient is φ = 1721665152.

The previous prime is 3201222173. The next prime is 3201222251. The reversal of 3201222213 is 3122221023.

3201222213 is a `hidden beast` number, since 320 + 122 + 221 + 3 = 666.

It is not a de Polignac number, because 3201222213 - 2⁸ = 3201221957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201222613) 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, 1493431 + ... + 1495572.

It is an arithmetic number, because the mean of its divisors is an integer number (233142312).

Almost surely, 2^3201222213 is an apocalyptic number.

It is an amenable number.

3201222213 is a deficient number, since it is larger than the sum of its proper divisors (2394193275).

3201222213 is a wasteful number, since it uses less digits than its factorization.

3201222213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989033 (or 2989030 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3201222213 is about 56579.3444023523. The cubic root of 3201222213 is about 1473.8001868753.

Adding to 3201222213 its reverse (3122221023), we get a palindrome (6323443236).

The spelling of 3201222213 in words is "three billion, two hundred one million, two hundred twenty-two thousand, two hundred thirteen".