11205444401 has 2 divisors, whose sum is σ = 11205444402. Its totient is φ = 11205444400.

The previous prime is 11205444377. The next prime is 11205444457. The reversal of 11205444401 is 10444450211.

11205444401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10434826801 + 770617600 = 102151^2 + 27760^2 .

It is a cyclic number.

It is not a de Polignac number, because 11205444401 - 2²² = 11201250097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11205444101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5602722200 + 5602722201.

It is an arithmetic number, because the mean of its divisors is an integer number (5602722201).

Almost surely, 2^11205444401 is an apocalyptic number.

It is an amenable number.

11205444401 is a deficient number, since it is larger than the sum of its proper divisors (1).

11205444401 is an equidigital number, since it uses as much as digits as its factorization.

11205444401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 11205444401 its reverse (10444450211), we get a palindrome (21649894612).

The spelling of 11205444401 in words is "eleven billion, two hundred five million, four hundred forty-four thousand, four hundred one".