3233121222221 has 12 divisors (see below), whose sum is σ = 3553840012800. Its totient is φ = 2939136046440.

The previous prime is 3233121222217. The next prime is 3233121222251. The reversal of 3233121222221 is 1222221213323.

3233121222221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3233121222221 - 2² = 3233121222217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3233121222251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5691650 + ... + 6233868.

It is an arithmetic number, because the mean of its divisors is an integer number (296153334400).

Almost surely, 2^{3233121222221} is an apocalyptic number.

It is an amenable number.

3233121222221 is a deficient number, since it is larger than the sum of its proper divisors (320718790579).

3233121222221 is a wasteful number, since it uses less digits than its factorization.

3233121222221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591520 (or 591509 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

Adding to 3233121222221 its reverse (1222221213323), we get a palindrome (4455342435544).

The spelling of 3233121222221 in words is "three trillion, two hundred thirty-three billion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred twenty-one".