11011003223 has 4 divisors (see below), whose sum is σ = 12012003528. Its totient is φ = 10010002920.

The previous prime is 11011003153. The next prime is 11011003229. The reversal of 11011003223 is 32230011011.

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 11011003223 - 2¹⁶ = 11010937687 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011003198 and 11011003207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011003229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500500136 + ... + 500500157.

It is an arithmetic number, because the mean of its divisors is an integer number (3003000882).

Almost surely, 2^11011003223 is an apocalyptic number.

11011003223 is a deficient number, since it is larger than the sum of its proper divisors (1001000305).

11011003223 is a wasteful number, since it uses less digits than its factorization.

11011003223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001000304.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11011003223 its reverse (32230011011), we get a palindrome (43241014234).

The spelling of 11011003223 in words is "eleven billion, eleven million, three thousand, two hundred twenty-three".