20211418127 has 2 divisors, whose sum is σ = 20211418128. Its totient is φ = 20211418126.

The previous prime is 20211418111. The next prime is 20211418141. The reversal of 20211418127 is 72181411202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20211418127 - 2⁴ = 20211418111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20211418127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20211418627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105709063 + 10105709064.

It is an arithmetic number, because the mean of its divisors is an integer number (10105709064).

Almost surely, 2^20211418127 is an apocalyptic number.

20211418127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20211418127 is an equidigital number, since it uses as much as digits as its factorization.

20211418127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 29.

Adding to 20211418127 its reverse (72181411202), we get a palindrome (92392829329).

The spelling of 20211418127 in words is "twenty billion, two hundred eleven million, four hundred eighteen thousand, one hundred twenty-seven".