11213031303 has 6 divisors (see below), whose sum is σ = 16196600784. Its totient is φ = 7475354196.

The previous prime is 11213031299. The next prime is 11213031331. The reversal of 11213031303 is 30313031211.

It is a happy number.

11213031303 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 11213031303 - 2² = 11213031299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11213031103) 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 5 ways as a sum of consecutive naturals, for example, 622946175 + ... + 622946192.

It is an arithmetic number, because the mean of its divisors is an integer number (2699433464).

Almost surely, 2^11213031303 is an apocalyptic number.

11213031303 is a deficient number, since it is larger than the sum of its proper divisors (4983569481).

11213031303 is a wasteful number, since it uses less digits than its factorization.

11213031303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245892373 (or 1245892370 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11213031303 its reverse (30313031211), we get a palindrome (41526062514).

The spelling of 11213031303 in words is "eleven billion, two hundred thirteen million, thirty-one thousand, three hundred three".