20430120041 has 2 divisors, whose sum is σ = 20430120042. Its totient is φ = 20430120040.

The previous prime is 20430120019. The next prime is 20430120097. The reversal of 20430120041 is 14002103402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12057138025 + 8372982016 = 109805^2 + 91504^2 .

It is a cyclic number.

It is not a de Polignac number, because 20430120041 - 2⁶ = 20430119977 is a prime.

It is not a weakly prime, because it can be changed into another prime (20430120541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10215060020 + 10215060021.

It is an arithmetic number, because the mean of its divisors is an integer number (10215060021).

Almost surely, 2^20430120041 is an apocalyptic number.

It is an amenable number.

20430120041 is a deficient number, since it is larger than the sum of its proper divisors (1).

20430120041 is an equidigital number, since it uses as much as digits as its factorization.

20430120041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20430120041 its reverse (14002103402), we get a palindrome (34432223443).

The spelling of 20430120041 in words is "twenty billion, four hundred thirty million, one hundred twenty thousand, forty-one".