3232220213 has 4 divisors (see below), whose sum is σ = 3232875660. Its totient is φ = 3231564768.

The previous prime is 3232220171. The next prime is 3232220219. The reversal of 3232220213 is 3120222323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2236060369 + 996159844 = 47287^2 + 31562^2 .

It is a cyclic number.

It is not a de Polignac number, because 3232220213 - 2⁸ = 3232219957 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 (3232220219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320270 + ... + 330207.

It is an arithmetic number, because the mean of its divisors is an integer number (808218915).

Almost surely, 2^3232220213 is an apocalyptic number.

It is an amenable number.

3232220213 is a deficient number, since it is larger than the sum of its proper divisors (655447).

3232220213 is an equidigital number, since it uses as much as digits as its factorization.

3232220213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655446.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3232220213 is about 56852.6183477947. The cubic root of 3232220213 is about 1478.5419370728.

Adding to 3232220213 its reverse (3120222323), we get a palindrome (6352442536).

The spelling of 3232220213 in words is "three billion, two hundred thirty-two million, two hundred twenty thousand, two hundred thirteen".