20242711 has 2 divisors, whose sum is σ = 20242712. Its totient is φ = 20242710.

The previous prime is 20242697. The next prime is 20242727. The reversal of 20242711 is 11724202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20242711 - 2⁹ = 20242199 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20242741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121355 + 10121356.

It is an arithmetic number, because the mean of its divisors is an integer number (10121356).

Almost surely, 2^20242711 is an apocalyptic number.

20242711 is a deficient number, since it is larger than the sum of its proper divisors (1).

20242711 is an equidigital number, since it uses as much as digits as its factorization.

20242711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 20242711 is about 4499.1900382180. The cubic root of 20242711 is about 272.5353813162.

Adding to 20242711 its reverse (11724202), we get a palindrome (31966913).

The spelling of 20242711 in words is "twenty million, two hundred forty-two thousand, seven hundred eleven".