3323202221 has 4 divisors (see below), whose sum is σ = 3323382972. Its totient is φ = 3323021472.

The previous prime is 3323202217. The next prime is 3323202251. The reversal of 3323202221 is 1222023233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1222023233 = 25969 ⋅47057.

It can be written as a sum of positive squares in 2 ways, for example, as 1405200196 + 1918002025 = 37486^2 + 43795^2 .

It is a cyclic number.

It is not a de Polignac number, because 3323202221 - 2² = 3323202217 is a prime.

It is a super-2 number, since 2×3323202221² = 22087346003318665682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3323202193 and 3323202202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3323202251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59216 + ... + 100761.

It is an arithmetic number, because the mean of its divisors is an integer number (830845743).

Almost surely, 2^3323202221 is an apocalyptic number.

It is an amenable number.

3323202221 is a deficient number, since it is larger than the sum of its proper divisors (180751).

3323202221 is a wasteful number, since it uses less digits than its factorization.

3323202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180750.

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

The square root of 3323202221 is about 57647.2221446966. Note that the first 3 decimals coincide. The cubic root of 3323202221 is about 1492.2866591988.

Adding to 3323202221 its reverse (1222023233), we get a palindrome (4545225454).

The spelling of 3323202221 in words is "three billion, three hundred twenty-three million, two hundred two thousand, two hundred twenty-one".