11121001003223 has 2 divisors, whose sum is σ = 11121001003224. Its totient is φ = 11121001003222.

The previous prime is 11121001003213. The next prime is 11121001003349. The reversal of 11121001003223 is 32230010012111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11121001003223 - 2⁸ = 11121001002967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11121001003213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560500501611 + 5560500501612.

It is an arithmetic number, because the mean of its divisors is an integer number (5560500501612).

Almost surely, 2^{11121001003223} is an apocalyptic number.

11121001003223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121001003223 is an equidigital number, since it uses as much as digits as its factorization.

11121001003223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11121001003223 its reverse (32230010012111), we get a palindrome (43351011015334).

The spelling of 11121001003223 in words is "eleven trillion, one hundred twenty-one billion, one million, three thousand, two hundred twenty-three".