11230002257 has 2 divisors, whose sum is σ = 11230002258. Its totient is φ = 11230002256.

The previous prime is 11230002229. The next prime is 11230002317. The reversal of 11230002257 is 75220003211.

It is a happy number.

11230002257 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., 7581359041 + 3648643216 = 87071^2 + 60404^2 .

It is a cyclic number.

It is not a de Polignac number, because 11230002257 - 2¹⁸ = 11229740113 is a prime.

It is a super-2 number, since 2×11230002257² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11230002227) 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, 5615001128 + 5615001129.

It is an arithmetic number, because the mean of its divisors is an integer number (5615001129).

Almost surely, 2^11230002257 is an apocalyptic number.

It is an amenable number.

11230002257 is a deficient number, since it is larger than the sum of its proper divisors (1).

11230002257 is an equidigital number, since it uses as much as digits as its factorization.

11230002257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

Adding to 11230002257 its reverse (75220003211), we get a palindrome (86450005468).

The spelling of 11230002257 in words is "eleven billion, two hundred thirty million, two thousand, two hundred fifty-seven".