11141120204257 has 2 divisors, whose sum is σ = 11141120204258. Its totient is φ = 11141120204256.

The previous prime is 11141120204233. The next prime is 11141120204273. The reversal of 11141120204257 is 75240202114111.

11141120204257 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., 11124099348961 + 17020855296 = 3335281^2 + 130464^2 .

It is a cyclic number.

It is not a de Polignac number, because 11141120204257 - 2⁷ = 11141120204129 is a prime.

It is not a weakly prime, because it can be changed into another prime (11141120202257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5570560102128 + 5570560102129.

It is an arithmetic number, because the mean of its divisors is an integer number (5570560102129).

Almost surely, 2^{11141120204257} is an apocalyptic number.

It is an amenable number.

11141120204257 is a deficient number, since it is larger than the sum of its proper divisors (1).

11141120204257 is an equidigital number, since it uses as much as digits as its factorization.

11141120204257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 31.

Adding to 11141120204257 its reverse (75240202114111), we get a palindrome (86381322318368).

The spelling of 11141120204257 in words is "eleven trillion, one hundred forty-one billion, one hundred twenty million, two hundred four thousand, two hundred fifty-seven".