20331022100027 has 2 divisors, whose sum is σ = 20331022100028. Its totient is φ = 20331022100026.

The previous prime is 20331022100009. The next prime is 20331022100047. The reversal of 20331022100027 is 72000122013302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20331022100027 - 2¹⁸ = 20331021837883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20331022099975 and 20331022100011.

It is not a weakly prime, because it can be changed into another prime (20331022100047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165511050013 + 10165511050014.

It is an arithmetic number, because the mean of its divisors is an integer number (10165511050014).

Almost surely, 2^{20331022100027} is an apocalyptic number.

20331022100027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20331022100027 is an equidigital number, since it uses as much as digits as its factorization.

20331022100027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 20331022100027 its reverse (72000122013302), we get a palindrome (92331144113329).

The spelling of 20331022100027 in words is "twenty trillion, three hundred thirty-one billion, twenty-two million, one hundred thousand, twenty-seven".