422133520505401 has 2 divisors, whose sum is σ = 422133520505402. Its totient is φ = 422133520505400.

The previous prime is 422133520505399. The next prime is 422133520505413. The reversal of 422133520505401 is 104505025331224.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280521497498176 + 141612023007225 = 16748776^2 + 11900085^2 .

It is a cyclic number.

It is not a de Polignac number, because 422133520505401 - 2¹ = 422133520505399 is a prime.

Together with 422133520505399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (422133520505471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211066760252700 + 211066760252701.

It is an arithmetic number, because the mean of its divisors is an integer number (211066760252701).

Almost surely, 2^{422133520505401} is an apocalyptic number.

It is an amenable number.

422133520505401 is a deficient number, since it is larger than the sum of its proper divisors (1).

422133520505401 is an equidigital number, since it uses as much as digits as its factorization.

422133520505401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 422133520505401 its reverse (104505025331224), we get a palindrome (526638545836625).

The spelling of 422133520505401 in words is "four hundred twenty-two trillion, one hundred thirty-three billion, five hundred twenty million, five hundred five thousand, four hundred one".