20221331023301 has 2 divisors, whose sum is σ = 20221331023302. Its totient is φ = 20221331023300.

The previous prime is 20221331023193. The next prime is 20221331023381. The reversal of 20221331023301 is 10332013312202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19697841150625 + 523489872676 = 4438225^2 + 723526^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20221331023301 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20221331023381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110665511650 + 10110665511651.

It is an arithmetic number, because the mean of its divisors is an integer number (10110665511651).

Almost surely, 2^{20221331023301} is an apocalyptic number.

It is an amenable number.

20221331023301 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221331023301 is an equidigital number, since it uses as much as digits as its factorization.

20221331023301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20221331023301 its reverse (10332013312202), we get a palindrome (30553344335503).

The spelling of 20221331023301 in words is "twenty trillion, two hundred twenty-one billion, three hundred thirty-one million, twenty-three thousand, three hundred one".