11203207344323 has 4 divisors (see below), whose sum is σ = 11441573458080. Its totient is φ = 10964841230568.

The previous prime is 11203207344319. The next prime is 11203207344341. The reversal of 11203207344323 is 32344370230211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11203207344323 - 2² = 11203207344319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11203207343323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119183056808 + ... + 119183056901.

It is an arithmetic number, because the mean of its divisors is an integer number (2860393364520).

Almost surely, 2^{11203207344323} is an apocalyptic number.

11203207344323 is a deficient number, since it is larger than the sum of its proper divisors (238366113757).

11203207344323 is an equidigital number, since it uses as much as digits as its factorization.

11203207344323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238366113756.

The product of its (nonzero) digits is 72576, while the sum is 35.

Adding to 11203207344323 its reverse (32344370230211), we get a palindrome (43547577574534).

The spelling of 11203207344323 in words is "eleven trillion, two hundred three billion, two hundred seven million, three hundred forty-four thousand, three hundred twenty-three".