3201220233 has 6 divisors (see below), whose sum is σ = 4623984794. Its totient is φ = 2134146816.

The previous prime is 3201220213. The next prime is 3201220249. The reversal of 3201220233 is 3320221023.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2759716089 + 441504144 = 52533^2 + 21012^2 .

It is not a de Polignac number, because 3201220233 - 2¹³ = 3201212041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3201220213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 177845560 + ... + 177845577.

Almost surely, 2^3201220233 is an apocalyptic number.

It is an amenable number.

3201220233 is a deficient number, since it is larger than the sum of its proper divisors (1422764561).

3201220233 is a wasteful number, since it uses less digits than its factorization.

3201220233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355691143 (or 355691140 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3201220233 is about 56579.3269047980. The cubic root of 3201220233 is about 1473.7998830200.

Adding to 3201220233 its reverse (3320221023), we get a palindrome (6521441256).

The spelling of 3201220233 in words is "three billion, two hundred one million, two hundred twenty thousand, two hundred thirty-three".