3203222223221 has 2 divisors, whose sum is σ = 3203222223222. Its totient is φ = 3203222223220.

The previous prime is 3203222223211. The next prime is 3203222223233. The reversal of 3203222223221 is 1223222223023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3201844996900 + 1377226321 = 1789370^2 + 37111^2 .

It is a cyclic number.

It is not a de Polignac number, because 3203222223221 - 2¹⁴ = 3203222206837 is a prime.

It is a super-2 number, since 2×3203222223221² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3203222223211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1601611111610 + 1601611111611.

It is an arithmetic number, because the mean of its divisors is an integer number (1601611111611).

Almost surely, 2^{3203222223221} is an apocalyptic number.

It is an amenable number.

3203222223221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3203222223221 is an equidigital number, since it uses as much as digits as its factorization.

3203222223221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 3203222223221 its reverse (1223222223023), we get a palindrome (4426444446244).

The spelling of 3203222223221 in words is "three trillion, two hundred three billion, two hundred twenty-two million, two hundred twenty-three thousand, two hundred twenty-one".