11103403021026 has 32 divisors (see below), whose sum is σ = 23543665104960. Its totient is φ = 3478890725376.

The previous prime is 11103403021003. The next prime is 11103403021033. The reversal of 11103403021026 is 62012030430111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11103403020987 and 11103403021005.

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 15 ways as a sum of consecutive naturals, for example, 70699776 + ... + 70856651.

It is an arithmetic number, because the mean of its divisors is an integer number (735739534530).

Almost surely, 2^{11103403021026} is an apocalyptic number.

11103403021026 is an abundant number, since it is smaller than the sum of its proper divisors (12440262083934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11103403021026 is a wasteful number, since it uses less digits than its factorization.

11103403021026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141557218.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11103403021026 its reverse (62012030430111), we get a palindrome (73115433451137).

The spelling of 11103403021026 in words is "eleven trillion, one hundred three billion, four hundred three million, twenty-one thousand, twenty-six".