11102225857 has 4 divisors (see below), whose sum is σ = 11360417200. Its totient is φ = 10844034516.

The previous prime is 11102225839. The next prime is 11102225891. The reversal of 11102225857 is 75852220111.

11102225857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11102225857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11102225357) 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 in 3 ways as a sum of consecutive naturals, for example, 129095607 + ... + 129095692.

It is an arithmetic number, because the mean of its divisors is an integer number (2840104300).

Almost surely, 2^11102225857 is an apocalyptic number.

It is an amenable number.

11102225857 is a deficient number, since it is larger than the sum of its proper divisors (258191343).

11102225857 is an equidigital number, since it uses as much as digits as its factorization.

11102225857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258191342.

The product of its (nonzero) digits is 11200, while the sum is 34.

Adding to 11102225857 its reverse (75852220111), we get a palindrome (86954445968).

The spelling of 11102225857 in words is "eleven billion, one hundred two million, two hundred twenty-five thousand, eight hundred fifty-seven".