201324404401 has 2 divisors, whose sum is σ = 201324404402. Its totient is φ = 201324404400.

The previous prime is 201324404383. The next prime is 201324404417. The reversal of 201324404401 is 104404423102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120495071376 + 80829333025 = 347124^2 + 284305^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201324404401 is a prime.

It is not a weakly prime, because it can be changed into another prime (201324404101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100662202200 + 100662202201.

It is an arithmetic number, because the mean of its divisors is an integer number (100662202201).

Almost surely, 2^201324404401 is an apocalyptic number.

It is an amenable number.

201324404401 is a deficient number, since it is larger than the sum of its proper divisors (1).

201324404401 is an equidigital number, since it uses as much as digits as its factorization.

201324404401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 201324404401 its reverse (104404423102), we get a palindrome (305728827503).

The spelling of 201324404401 in words is "two hundred one billion, three hundred twenty-four million, four hundred four thousand, four hundred one".