20330202021331 has 2 divisors, whose sum is σ = 20330202021332. Its totient is φ = 20330202021330.

The previous prime is 20330202021317. The next prime is 20330202021341. The reversal of 20330202021331 is 13312020203302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20330202021331 - 2¹⁷ = 20330201890259 is a prime.

It is a super-2 number, since 2×20330202021331² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20330202021341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165101010665 + 10165101010666.

It is an arithmetic number, because the mean of its divisors is an integer number (10165101010666).

Almost surely, 2^{20330202021331} is an apocalyptic number.

20330202021331 is a deficient number, since it is larger than the sum of its proper divisors (1).

20330202021331 is an equidigital number, since it uses as much as digits as its factorization.

20330202021331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20330202021331 its reverse (13312020203302), we get a palindrome (33642222224633).

The spelling of 20330202021331 in words is "twenty trillion, three hundred thirty billion, two hundred two million, twenty-one thousand, three hundred thirty-one".