422122403122501 has 2 divisors, whose sum is σ = 422122403122502. Its totient is φ = 422122403122500.

The previous prime is 422122403122493. The next prime is 422122403122529. The reversal of 422122403122501 is 105221304221224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 390062460500001 + 32059942622500 = 19749999^2 + 5662150^2 .

It is a cyclic number.

It is not a de Polignac number, because 422122403122501 - 2³ = 422122403122493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422122403128501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211061201561250 + 211061201561251.

It is an arithmetic number, because the mean of its divisors is an integer number (211061201561251).

Almost surely, 2^{422122403122501} is an apocalyptic number.

It is an amenable number.

422122403122501 is a deficient number, since it is larger than the sum of its proper divisors (1).

422122403122501 is an equidigital number, since it uses as much as digits as its factorization.

422122403122501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 422122403122501 its reverse (105221304221224), we get a palindrome (527343707343725).

The spelling of 422122403122501 in words is "four hundred twenty-two trillion, one hundred twenty-two billion, four hundred three million, one hundred twenty-two thousand, five hundred one".