3220401213 has 8 divisors (see below), whose sum is σ = 4770964800. Its totient is φ = 2146934124.

The previous prime is 3220401209. The next prime is 3220401221. The reversal of 3220401213 is 3121040223.

3220401213 is a `hidden beast` number, since 32 + 20 + 401 + 213 = 666.

It is not a de Polignac number, because 3220401213 - 2² = 3220401209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220401253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59637033 + ... + 59637086.

It is an arithmetic number, because the mean of its divisors is an integer number (596370600).

Almost surely, 2^3220401213 is an apocalyptic number.

It is an amenable number.

3220401213 is a deficient number, since it is larger than the sum of its proper divisors (1550563587).

3220401213 is a wasteful number, since it uses less digits than its factorization.

3220401213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119274128 (or 119274122 counting only the distinct ones).

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

The square root of 3220401213 is about 56748.5789513711. The cubic root of 3220401213 is about 1476.7375808256.

Adding to 3220401213 its reverse (3121040223), we get a palindrome (6341441436).

The spelling of 3220401213 in words is "three billion, two hundred twenty million, four hundred one thousand, two hundred thirteen".