11510002321 has 2 divisors, whose sum is σ = 11510002322. Its totient is φ = 11510002320.

The previous prime is 11510002297. The next prime is 11510002373. The reversal of 11510002321 is 12320001511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9316110400 + 2193891921 = 96520^2 + 46839^2 .

It is an emirp because it is prime and its reverse (12320001511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11510002321 - 2¹³ = 11509994129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11510002295 and 11510002304.

It is not a weakly prime, because it can be changed into another prime (11510002391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5755001160 + 5755001161.

It is an arithmetic number, because the mean of its divisors is an integer number (5755001161).

Almost surely, 2^11510002321 is an apocalyptic number.

It is an amenable number.

11510002321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11510002321 is an equidigital number, since it uses as much as digits as its factorization.

11510002321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 11510002321 its reverse (12320001511), we get a palindrome (23830003832).

The spelling of 11510002321 in words is "eleven billion, five hundred ten million, two thousand, three hundred twenty-one".