11203323021223 has 2 divisors, whose sum is σ = 11203323021224. Its totient is φ = 11203323021222.

The previous prime is 11203323021217. The next prime is 11203323021227. The reversal of 11203323021223 is 32212032330211.

11203323021223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11203323021223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11203323021227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601661510611 + 5601661510612.

It is an arithmetic number, because the mean of its divisors is an integer number (5601661510612).

Almost surely, 2^{11203323021223} is an apocalyptic number.

11203323021223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11203323021223 is an equidigital number, since it uses as much as digits as its factorization.

11203323021223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 11203323021223 its reverse (32212032330211), we get a palindrome (43415355351434).

The spelling of 11203323021223 in words is "eleven trillion, two hundred three billion, three hundred twenty-three million, twenty-one thousand, two hundred twenty-three".