20350124340443 has 2 divisors, whose sum is σ = 20350124340444. Its totient is φ = 20350124340442.

The previous prime is 20350124340433. The next prime is 20350124340541. The reversal of 20350124340443 is 34404342105302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20350124340443 - 2²⁰ = 20350123291867 is a prime.

It is not a weakly prime, because it can be changed into another prime (20350124340433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10175062170221 + 10175062170222.

It is an arithmetic number, because the mean of its divisors is an integer number (10175062170222).

Almost surely, 2^{20350124340443} is an apocalyptic number.

20350124340443 is a deficient number, since it is larger than the sum of its proper divisors (1).

20350124340443 is an equidigital number, since it uses as much as digits as its factorization.

20350124340443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 20350124340443 its reverse (34404342105302), we get a palindrome (54754466445745).

The spelling of 20350124340443 in words is "twenty trillion, three hundred fifty billion, one hundred twenty-four million, three hundred forty thousand, four hundred forty-three".