3302231303221 has 4 divisors (see below), whose sum is σ = 3320475675244. Its totient is φ = 3283986931200.

The previous prime is 3302231303207. The next prime is 3302231303243. The reversal of 3302231303221 is 1223031322033.

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 47039536996 + 3255191766225 = 216886^2 + 1804215^2 .

It is a cyclic number.

It is not a de Polignac number, because 3302231303221 - 2⁷ = 3302231303093 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 (3302231303291) 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, 9122185740 + ... + 9122186101.

It is an arithmetic number, because the mean of its divisors is an integer number (830118918811).

Almost surely, 2^{3302231303221} is an apocalyptic number.

It is an amenable number.

3302231303221 is a deficient number, since it is larger than the sum of its proper divisors (18244372023).

3302231303221 is a wasteful number, since it uses less digits than its factorization.

3302231303221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18244372022.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 3302231303221 its reverse (1223031322033), we get a palindrome (4525262625254).

The spelling of 3302231303221 in words is "three trillion, three hundred two billion, two hundred thirty-one million, three hundred three thousand, two hundred twenty-one".