11023312003 has 32 divisors (see below), whose sum is σ = 12646368000. Its totient is φ = 9516528000.

The previous prime is 11023311997. The next prime is 11023312039. The reversal of 11023312003 is 30021332011.

It is a cyclic number.

It is not a de Polignac number, because 11023312003 - 2³³ = 2433377411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11023312043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5250648 + ... + 5252746.

It is an arithmetic number, because the mean of its divisors is an integer number (395199000).

Almost surely, 2^11023312003 is an apocalyptic number.

11023312003 is a deficient number, since it is larger than the sum of its proper divisors (1623055997).

11023312003 is a wasteful number, since it uses less digits than its factorization.

11023312003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11023312003 its reverse (30021332011), we get a palindrome (41044644014).

The spelling of 11023312003 in words is "eleven billion, twenty-three million, three hundred twelve thousand, three".