11351220323 has 2 divisors, whose sum is σ = 11351220324. Its totient is φ = 11351220322.

The previous prime is 11351220317. The next prime is 11351220371. The reversal of 11351220323 is 32302215311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11351220323 - 2²⁰ = 11350171747 is a prime.

It is not a weakly prime, because it can be changed into another prime (11351210323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5675610161 + 5675610162.

It is an arithmetic number, because the mean of its divisors is an integer number (5675610162).

Almost surely, 2^11351220323 is an apocalyptic number.

11351220323 is a deficient number, since it is larger than the sum of its proper divisors (1).

11351220323 is an equidigital number, since it uses as much as digits as its factorization.

11351220323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 11351220323 its reverse (32302215311), we get a palindrome (43653435634).

The spelling of 11351220323 in words is "eleven billion, three hundred fifty-one million, two hundred twenty thousand, three hundred twenty-three".