12403313011 has 2 divisors, whose sum is σ = 12403313012. Its totient is φ = 12403313010.

The previous prime is 12403313003. The next prime is 12403313047. The reversal of 12403313011 is 11031330421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12403313011 - 2³ = 12403313003 is a prime.

It is a super-2 number, since 2×12403313011² (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 12403313011.

It is not a weakly prime, because it can be changed into another prime (12403316011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6201656505 + 6201656506.

It is an arithmetic number, because the mean of its divisors is an integer number (6201656506).

Almost surely, 2^12403313011 is an apocalyptic number.

12403313011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12403313011 is an equidigital number, since it uses as much as digits as its factorization.

12403313011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12403313011 its reverse (11031330421), we get a palindrome (23434643432).

The spelling of 12403313011 in words is "twelve billion, four hundred three million, three hundred thirteen thousand, eleven".