20113030424411 has 2 divisors, whose sum is σ = 20113030424412. Its totient is φ = 20113030424410.

The previous prime is 20113030424381. The next prime is 20113030424419. The reversal of 20113030424411 is 11442403031102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20113030424411 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20113030424419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056515212205 + 10056515212206.

It is an arithmetic number, because the mean of its divisors is an integer number (10056515212206).

Almost surely, 2^{20113030424411} is an apocalyptic number.

20113030424411 is a deficient number, since it is larger than the sum of its proper divisors (1).

20113030424411 is an equidigital number, since it uses as much as digits as its factorization.

20113030424411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 20113030424411 its reverse (11442403031102), we get a palindrome (31555433455513).

The spelling of 20113030424411 in words is "twenty trillion, one hundred thirteen billion, thirty million, four hundred twenty-four thousand, four hundred eleven".