11100434225 has 12 divisors (see below), whose sum is σ = 14362997376. Its totient is φ = 8494244880.

The previous prime is 11100434183. The next prime is 11100434237. The reversal of 11100434225 is 52243400111.

11100434225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11100434225 - 2⁸ = 11100433969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11100434225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9651977 + ... + 9653126.

It is an arithmetic number, because the mean of its divisors is an integer number (1196916448).

Almost surely, 2^11100434225 is an apocalyptic number.

It is an amenable number.

11100434225 is a deficient number, since it is larger than the sum of its proper divisors (3262563151).

11100434225 is a wasteful number, since it uses less digits than its factorization.

11100434225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19305136 (or 19305131 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 11100434225 its reverse (52243400111), we get a palindrome (63343834336).

The spelling of 11100434225 in words is "eleven billion, one hundred million, four hundred thirty-four thousand, two hundred twenty-five".