11313221203 has 2 divisors, whose sum is σ = 11313221204. Its totient is φ = 11313221202.

The previous prime is 11313221201. The next prime is 11313221207. The reversal of 11313221203 is 30212231311.

It is a weak prime.

It is an emirp because it is prime and its reverse (30212231311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11313221203 - 2¹ = 11313221201 is a prime.

Together with 11313221201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11313221201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656610601 + 5656610602.

It is an arithmetic number, because the mean of its divisors is an integer number (5656610602).

Almost surely, 2^11313221203 is an apocalyptic number.

11313221203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313221203 is an equidigital number, since it uses as much as digits as its factorization.

11313221203 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 11313221203 its reverse (30212231311), we get a palindrome (41525452514).

The spelling of 11313221203 in words is "eleven billion, three hundred thirteen million, two hundred twenty-one thousand, two hundred three".