3321220220233 has 2 divisors, whose sum is σ = 3321220220234. Its totient is φ = 3321220220232.

The previous prime is 3321220220231. The next prime is 3321220220317. The reversal of 3321220220233 is 3320220221233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2156985694224 + 1164234526009 = 1468668^2 + 1078997^2 .

It is a cyclic number.

It is not a de Polignac number, because 3321220220233 - 2¹ = 3321220220231 is a prime.

It is a super-2 number, since 2×3321220220233² (a number of 26 digits) contains 22 as substring.

Together with 3321220220231, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 3321220220198 and 3321220220207.

It is not a weakly prime, because it can be changed into another prime (3321220220231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660610110116 + 1660610110117.

It is an arithmetic number, because the mean of its divisors is an integer number (1660610110117).

Almost surely, 2^{3321220220233} is an apocalyptic number.

It is an amenable number.

3321220220233 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321220220233 is an equidigital number, since it uses as much as digits as its factorization.

3321220220233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 3321220220233 its reverse (3320220221233), we get a palindrome (6641440441466).

It can be divided in two parts, 3321220 and 220233, that added together give a palindrome (3541453).

The spelling of 3321220220233 in words is "three trillion, three hundred twenty-one billion, two hundred twenty million, two hundred twenty thousand, two hundred thirty-three".