422343400001 has 2 divisors, whose sum is σ = 422343400002. Its totient is φ = 422343400000.

The previous prime is 422343399931. The next prime is 422343400033. The reversal of 422343400001 is 100004343224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 348307710976 + 74035689025 = 590176^2 + 272095^2 .

It is a cyclic number.

It is not a de Polignac number, because 422343400001 - 2²² = 422339205697 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 422343400001.

It is not a weakly prime, because it can be changed into another prime (422343400301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211171700000 + 211171700001.

It is an arithmetic number, because the mean of its divisors is an integer number (211171700001).

Almost surely, 2^422343400001 is an apocalyptic number.

It is an amenable number.

422343400001 is a deficient number, since it is larger than the sum of its proper divisors (1).

422343400001 is an equidigital number, since it uses as much as digits as its factorization.

422343400001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 422343400001 its reverse (100004343224), we get a palindrome (522347743225).

The spelling of 422343400001 in words is "four hundred twenty-two billion, three hundred forty-three million, four hundred thousand, one".