20230033321 has 2 divisors, whose sum is σ = 20230033322. Its totient is φ = 20230033320.

The previous prime is 20230033253. The next prime is 20230033367. The reversal of 20230033321 is 12333003202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17579842921 + 2650190400 = 132589^2 + 51480^2 .

It is a cyclic number.

It is not a de Polignac number, because 20230033321 - 2⁷ = 20230033193 is a prime.

It is not a weakly prime, because it can be changed into another prime (20230033721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115016660 + 10115016661.

It is an arithmetic number, because the mean of its divisors is an integer number (10115016661).

Almost surely, 2^20230033321 is an apocalyptic number.

It is an amenable number.

20230033321 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230033321 is an equidigital number, since it uses as much as digits as its factorization.

20230033321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 20230033321 its reverse (12333003202), we get a palindrome (32563036523).

The spelling of 20230033321 in words is "twenty billion, two hundred thirty million, thirty-three thousand, three hundred twenty-one".