3223201022021 has 2 divisors, whose sum is σ = 3223201022022. Its totient is φ = 3223201022020.

The previous prime is 3223201022017. The next prime is 3223201022039. The reversal of 3223201022021 is 1202201023223.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2644399597921 + 578801424100 = 1626161^2 + 760790^2 .

It is a cyclic number.

It is not a de Polignac number, because 3223201022021 - 2² = 3223201022017 is a prime.

It is a super-3 number, since 3×3223201022021³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3223201021984 and 3223201022002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3223201022081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611600511010 + 1611600511011.

It is an arithmetic number, because the mean of its divisors is an integer number (1611600511011).

Almost surely, 2^{3223201022021} is an apocalyptic number.

It is an amenable number.

3223201022021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223201022021 is an equidigital number, since it uses as much as digits as its factorization.

3223201022021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 3223201022021 its reverse (1202201023223), we get a palindrome (4425402045244).

The spelling of 3223201022021 in words is "three trillion, two hundred twenty-three billion, two hundred one million, twenty-two thousand, twenty-one".