11103403021025 has 24 divisors (see below), whose sum is σ = 15823013958720. Its totient is φ = 7571227066560.

The previous prime is 11103403021003. The next prime is 11103403021033. The reversal of 11103403021025 is 52012030430111.

It is not a de Polignac number, because 11103403021025 - 2⁶ = 11103403020961 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177197774 + ... + 177260423.

It is an arithmetic number, because the mean of its divisors is an integer number (659292248280).

Almost surely, 2^{11103403021025} is an apocalyptic number.

It is an amenable number.

11103403021025 is a deficient number, since it is larger than the sum of its proper divisors (4719610937695).

11103403021025 is a wasteful number, since it uses less digits than its factorization.

11103403021025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354458393 (or 354458388 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 11103403021025 its reverse (52012030430111), we get a palindrome (63115433451136).

The spelling of 11103403021025 in words is "eleven trillion, one hundred three billion, four hundred three million, twenty-one thousand, twenty-five".