20242127 has 2 divisors, whose sum is σ = 20242128. Its totient is φ = 20242126.

The previous prime is 20242111. The next prime is 20242129. The reversal of 20242127 is 72124202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20242127 - 2⁴ = 20242111 is a prime.

Together with 20242129, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 20242099 and 20242108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20242129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121063 + 10121064.

It is an arithmetic number, because the mean of its divisors is an integer number (10121064).

Almost surely, 2^20242127 is an apocalyptic number.

20242127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20242127 is an equidigital number, since it uses as much as digits as its factorization.

20242127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 20242127 is about 4499.1251371794. The cubic root of 20242127 is about 272.5327604190.

Adding to 20242127 its reverse (72124202), we get a palindrome (92366329).

The spelling of 20242127 in words is "twenty million, two hundred forty-two thousand, one hundred twenty-seven".