11100204003 has 32 divisors (see below), whose sum is σ = 17337019392. Its totient is φ = 6184742400.

The previous prime is 11100204001. The next prime is 11100204023. The reversal of 11100204003 is 30040200111.

It is a happy number.

It is not a de Polignac number, because 11100204003 - 2¹ = 11100204001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11100204003.

It is not an unprimeable number, because it can be changed into a prime (11100204001) 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, 2497263 + ... + 2501703.

It is an arithmetic number, because the mean of its divisors is an integer number (541781856).

Almost surely, 2^11100204003 is an apocalyptic number.

11100204003 is a deficient number, since it is larger than the sum of its proper divisors (6236815389).

11100204003 is a wasteful number, since it uses less digits than its factorization.

11100204003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7395.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 11100204003 its reverse (30040200111), we get a palindrome (41140404114).

The spelling of 11100204003 in words is "eleven billion, one hundred million, two hundred four thousand, three".