20020321303111 has 2 divisors, whose sum is σ = 20020321303112. Its totient is φ = 20020321303110.

The previous prime is 20020321303091. The next prime is 20020321303139. The reversal of 20020321303111 is 11130312302002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20020321303111 - 2²¹ = 20020319205959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20020321307111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010160651555 + 10010160651556.

It is an arithmetic number, because the mean of its divisors is an integer number (10010160651556).

Almost surely, 2^{20020321303111} is an apocalyptic number.

20020321303111 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020321303111 is an equidigital number, since it uses as much as digits as its factorization.

20020321303111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 20020321303111 its reverse (11130312302002), we get a palindrome (31150633605113).

The spelling of 20020321303111 in words is "twenty trillion, twenty billion, three hundred twenty-one million, three hundred three thousand, one hundred eleven".