11312201103 has 24 divisors (see below), whose sum is σ = 18111444480. Its totient is φ = 6255592560.

The previous prime is 11312201083. The next prime is 11312201111. The reversal of 11312201103 is 30110221311.

It is a happy number.

11312201103 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 11312201103 - 2¹⁶ = 11312135567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312201143) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1236633 + ... + 1245746.

It is an arithmetic number, because the mean of its divisors is an integer number (754643520).

Almost surely, 2^11312201103 is an apocalyptic number.

11312201103 is a deficient number, since it is larger than the sum of its proper divisors (6799243377).

11312201103 is a wasteful number, since it uses less digits than its factorization.

11312201103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2482427 (or 2482420 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11312201103 its reverse (30110221311), we get a palindrome (41422422414).

The spelling of 11312201103 in words is "eleven billion, three hundred twelve million, two hundred one thousand, one hundred three".