11003213223 has 12 divisors (see below), whose sum is σ = 15894496488. Its totient is φ = 7335029520.

The previous prime is 11003213219. The next prime is 11003213227. The reversal of 11003213223 is 32231230011.

It is an interprime number because it is at equal distance from previous prime (11003213219) and next prime (11003213227).

It is not a de Polignac number, because 11003213223 - 2² = 11003213219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11003213196 and 11003213205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003213227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196261 + ... + 246017.

It is an arithmetic number, because the mean of its divisors is an integer number (1324541374).

Almost surely, 2^11003213223 is an apocalyptic number.

11003213223 is a deficient number, since it is larger than the sum of its proper divisors (4891283265).

11003213223 is a wasteful number, since it uses less digits than its factorization.

11003213223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74334 (or 74331 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11003213223 its reverse (32231230011), we get a palindrome (43234443234).

The spelling of 11003213223 in words is "eleven billion, three million, two hundred thirteen thousand, two hundred twenty-three".