20422040053 has 2 divisors, whose sum is σ = 20422040054. Its totient is φ = 20422040052.

The previous prime is 20422040027. The next prime is 20422040069. The reversal of 20422040053 is 35004022402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16786311844 + 3635728209 = 129562^2 + 60297^2 .

It is a cyclic number.

It is not a de Polignac number, because 20422040053 - 2⁹ = 20422039541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20422040953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10211020026 + 10211020027.

It is an arithmetic number, because the mean of its divisors is an integer number (10211020027).

Almost surely, 2^20422040053 is an apocalyptic number.

It is an amenable number.

20422040053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20422040053 is an equidigital number, since it uses as much as digits as its factorization.

20422040053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 20422040053 its reverse (35004022402), we get a palindrome (55426062455).

The spelling of 20422040053 in words is "twenty billion, four hundred twenty-two million, forty thousand, fifty-three".