11011044012257 has 2 divisors, whose sum is σ = 11011044012258. Its totient is φ = 11011044012256.

The previous prime is 11011044012233. The next prime is 11011044012271. The reversal of 11011044012257 is 75221044011011.

11011044012257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9101993336401 + 1909050675856 = 3016951^2 + 1381684^2 .

It is a cyclic number.

It is not a de Polignac number, because 11011044012257 - 2³² = 11006749044961 is a prime.

It is not a weakly prime, because it can be changed into another prime (11011044012217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505522006128 + 5505522006129.

It is an arithmetic number, because the mean of its divisors is an integer number (5505522006129).

Almost surely, 2^{11011044012257} is an apocalyptic number.

It is an amenable number.

11011044012257 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011044012257 is an equidigital number, since it uses as much as digits as its factorization.

11011044012257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240, while the sum is 29.

Adding to 11011044012257 its reverse (75221044011011), we get a palindrome (86232088023268).

The spelling of 11011044012257 in words is "eleven trillion, eleven billion, forty-four million, twelve thousand, two hundred fifty-seven".