20223431304071 has 2 divisors, whose sum is σ = 20223431304072. Its totient is φ = 20223431304070.

The previous prime is 20223431304061. The next prime is 20223431304079. The reversal of 20223431304071 is 17040313432202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20223431304071 - 2³⁸ = 19948553397127 is a prime.

It is a super-2 number, since 2×20223431304071² (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 (20223431304079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111715652035 + 10111715652036.

It is an arithmetic number, because the mean of its divisors is an integer number (10111715652036).

Almost surely, 2^{20223431304071} is an apocalyptic number.

20223431304071 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223431304071 is an equidigital number, since it uses as much as digits as its factorization.

20223431304071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

Adding to 20223431304071 its reverse (17040313432202), we get a palindrome (37263744736273).

The spelling of 20223431304071 in words is "twenty trillion, two hundred twenty-three billion, four hundred thirty-one million, three hundred four thousand, seventy-one".