11051205601 has 2 divisors, whose sum is σ = 11051205602. Its totient is φ = 11051205600.

The previous prime is 11051205587. The next prime is 11051205617. The reversal of 11051205601 is 10650215011.

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., 10003000225 + 1048205376 = 100015^2 + 32376^2 .

It is a cyclic number.

It is not a de Polignac number, because 11051205601 - 2⁵ = 11051205569 is a prime.

It is not a weakly prime, because it can be changed into another prime (11051205001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525602800 + 5525602801.

It is an arithmetic number, because the mean of its divisors is an integer number (5525602801).

Almost surely, 2^11051205601 is an apocalyptic number.

It is an amenable number.

11051205601 is a deficient number, since it is larger than the sum of its proper divisors (1).

11051205601 is an equidigital number, since it uses as much as digits as its factorization.

11051205601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 22.

The spelling of 11051205601 in words is "eleven billion, fifty-one million, two hundred five thousand, six hundred one".