20088011 has 2 divisors, whose sum is σ = 20088012. Its totient is φ = 20088010.

The previous prime is 20087989. The next prime is 20088017. The reversal of 20088011 is 11088002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20088011 - 2¹⁸ = 19825867 is a prime.

It is a super-2 number, since 2×20088011² = 807056371872242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20088017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10044005 + 10044006.

It is an arithmetic number, because the mean of its divisors is an integer number (10044006).

Almost surely, 2^20088011 is an apocalyptic number.

20088011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20088011 is an equidigital number, since it uses as much as digits as its factorization.

20088011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 20.

The square root of 20088011 is about 4481.9650824164. The cubic root of 20088011 is about 271.8393433839.

Subtracting from 20088011 its reverse (11088002), we obtain a palindrome (9000009).

The spelling of 20088011 in words is "twenty million, eighty-eight thousand, eleven".