229661130011 has 2 divisors, whose sum is σ = 229661130012. Its totient is φ = 229661130010.

The previous prime is 229661129959. The next prime is 229661130071. The reversal of 229661130011 is 110031166922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 229661130011 - 2⁶ = 229661129947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 229661130011.

It is not a weakly prime, because it can be changed into another prime (229661130071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114830565005 + 114830565006.

It is an arithmetic number, because the mean of its divisors is an integer number (114830565006).

Almost surely, 2^229661130011 is an apocalyptic number.

229661130011 is a deficient number, since it is larger than the sum of its proper divisors (1).

229661130011 is an equidigital number, since it uses as much as digits as its factorization.

229661130011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

Adding to 229661130011 its reverse (110031166922), we get a palindrome (339692296933).

The spelling of 229661130011 in words is "two hundred twenty-nine billion, six hundred sixty-one million, one hundred thirty thousand, eleven".