20334044243 has 2 divisors, whose sum is σ = 20334044244. Its totient is φ = 20334044242.

The previous prime is 20334044167. The next prime is 20334044249. The reversal of 20334044243 is 34244043302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20334044243 - 2¹² = 20334040147 is a prime.

It is not a weakly prime, because it can be changed into another prime (20334044249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10167022121 + 10167022122.

It is an arithmetic number, because the mean of its divisors is an integer number (10167022122).

Almost surely, 2^20334044243 is an apocalyptic number.

20334044243 is a deficient number, since it is larger than the sum of its proper divisors (1).

20334044243 is an equidigital number, since it uses as much as digits as its factorization.

20334044243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 20334044243 its reverse (34244043302), we get a palindrome (54578087545).

The spelling of 20334044243 in words is "twenty billion, three hundred thirty-four million, forty-four thousand, two hundred forty-three".