11230210309 has 2 divisors, whose sum is σ = 11230210310. Its totient is φ = 11230210308.

The previous prime is 11230210279. The next prime is 11230210351. The reversal of 11230210309 is 90301203211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7845530625 + 3384679684 = 88575^2 + 58178^2 .

It is a cyclic number.

It is not a de Polignac number, because 11230210309 - 2¹¹ = 11230208261 is a prime.

It is a super-2 number, since 2×11230210309² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11230210309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11230210379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615105154 + 5615105155.

It is an arithmetic number, because the mean of its divisors is an integer number (5615105155).

Almost surely, 2^11230210309 is an apocalyptic number.

It is an amenable number.

11230210309 is a deficient number, since it is larger than the sum of its proper divisors (1).

11230210309 is an equidigital number, since it uses as much as digits as its factorization.

11230210309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 11230210309 in words is "eleven billion, two hundred thirty million, two hundred ten thousand, three hundred nine".