20020311333223 has 2 divisors, whose sum is σ = 20020311333224. Its totient is φ = 20020311333222.

The previous prime is 20020311333161. The next prime is 20020311333229. The reversal of 20020311333223 is 32233311302002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20020311333223 - 2²⁵ = 20020277778791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20020311333229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010155666611 + 10010155666612.

It is an arithmetic number, because the mean of its divisors is an integer number (10010155666612).

Almost surely, 2^{20020311333223} is an apocalyptic number.

20020311333223 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020311333223 is an equidigital number, since it uses as much as digits as its factorization.

20020311333223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 20020311333223 its reverse (32233311302002), we get a palindrome (52253622635225).

The spelling of 20020311333223 in words is "twenty trillion, twenty billion, three hundred eleven million, three hundred thirty-three thousand, two hundred twenty-three".