11430430217 has 2 divisors, whose sum is σ = 11430430218. Its totient is φ = 11430430216.

The previous prime is 11430430213. The next prime is 11430430247. The reversal of 11430430217 is 71203403411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11284600441 + 145829776 = 106229^2 + 12076^2 .

It is a cyclic number.

It is not a de Polignac number, because 11430430217 - 2² = 11430430213 is a prime.

It is not a weakly prime, because it can be changed into another prime (11430430213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5715215108 + 5715215109.

It is an arithmetic number, because the mean of its divisors is an integer number (5715215109).

Almost surely, 2^11430430217 is an apocalyptic number.

It is an amenable number.

11430430217 is a deficient number, since it is larger than the sum of its proper divisors (1).

11430430217 is an equidigital number, since it uses as much as digits as its factorization.

11430430217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 11430430217 its reverse (71203403411), we get a palindrome (82633833628).

The spelling of 11430430217 in words is "eleven billion, four hundred thirty million, four hundred thirty thousand, two hundred seventeen".