11103031223 has 2 divisors, whose sum is σ = 11103031224. Its totient is φ = 11103031222.

The previous prime is 11103031217. The next prime is 11103031241. The reversal of 11103031223 is 32213030111.

It is a weak prime.

It is an emirp because it is prime and its reverse (32213030111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11103031223 - 2²⁸ = 10834595767 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11103031213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551515611 + 5551515612.

It is an arithmetic number, because the mean of its divisors is an integer number (5551515612).

Almost surely, 2^11103031223 is an apocalyptic number.

11103031223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103031223 is an equidigital number, since it uses as much as digits as its factorization.

11103031223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11103031223 its reverse (32213030111), we get a palindrome (43316061334).

The spelling of 11103031223 in words is "eleven billion, one hundred three million, thirty-one thousand, two hundred twenty-three".