20413140515011 has 2 divisors, whose sum is σ = 20413140515012. Its totient is φ = 20413140515010.

The previous prime is 20413140514997. The next prime is 20413140515021. The reversal of 20413140515011 is 11051504131402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20413140515011 - 2⁷ = 20413140514883 is a prime.

It is not a weakly prime, because it can be changed into another prime (20413140515021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10206570257505 + 10206570257506.

It is an arithmetic number, because the mean of its divisors is an integer number (10206570257506).

Almost surely, 2^{20413140515011} is an apocalyptic number.

20413140515011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20413140515011 is an equidigital number, since it uses as much as digits as its factorization.

20413140515011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 20413140515011 its reverse (11051504131402), we get a palindrome (31464644646413).

The spelling of 20413140515011 in words is "twenty trillion, four hundred thirteen billion, one hundred forty million, five hundred fifteen thousand, eleven".