11123333001223 has 4 divisors (see below), whose sum is σ = 11227289384520. Its totient is φ = 11019376617928.

The previous prime is 11123333001199. The next prime is 11123333001229. The reversal of 11123333001223 is 32210033332111.

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 11123333001223 - 2²¹ = 11123330904071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123333001229) 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 in 3 ways as a sum of consecutive naturals, for example, 51978191488 + ... + 51978191701.

It is an arithmetic number, because the mean of its divisors is an integer number (2806822346130).

Almost surely, 2^{11123333001223} is an apocalyptic number.

11123333001223 is a deficient number, since it is larger than the sum of its proper divisors (103956383297).

11123333001223 is a wasteful number, since it uses less digits than its factorization.

11123333001223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103956383296.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 11123333001223 its reverse (32210033332111), we get a palindrome (43333366333334).

The spelling of 11123333001223 in words is "eleven trillion, one hundred twenty-three billion, three hundred thirty-three million, one thousand, two hundred twenty-three".