20231343308069 has 2 divisors, whose sum is σ = 20231343308070. Its totient is φ = 20231343308068.

The previous prime is 20231343308017. The next prime is 20231343308107. The reversal of 20231343308069 is 96080334313202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10523289457444 + 9708053850625 = 3243962^2 + 3115775^2 .

It is a cyclic number.

It is not a de Polignac number, because 20231343308069 - 2¹² = 20231343303973 is a prime.

It is a super-2 number, since 2×20231343308069² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20231343308009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115671654034 + 10115671654035.

It is an arithmetic number, because the mean of its divisors is an integer number (10115671654035).

Almost surely, 2^{20231343308069} is an apocalyptic number.

It is an amenable number.

20231343308069 is a deficient number, since it is larger than the sum of its proper divisors (1).

20231343308069 is an equidigital number, since it uses as much as digits as its factorization.

20231343308069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 20231343308069 in words is "twenty trillion, two hundred thirty-one billion, three hundred forty-three million, three hundred eight thousand, sixty-nine".