11212303003 has 4 divisors (see below), whose sum is σ = 12231603288. Its totient is φ = 10193002720.

The previous prime is 11212302991. The next prime is 11212303007. The reversal of 11212303003 is 30030321211.

11212303003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11212303003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11212303007) 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 3 ways as a sum of consecutive naturals, for example, 509650126 + ... + 509650147.

It is an arithmetic number, because the mean of its divisors is an integer number (3057900822).

Almost surely, 2^11212303003 is an apocalyptic number.

11212303003 is a deficient number, since it is larger than the sum of its proper divisors (1019300285).

11212303003 is a wasteful number, since it uses less digits than its factorization.

11212303003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019300284.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11212303003 its reverse (30030321211), we get a palindrome (41242624214).

The spelling of 11212303003 in words is "eleven billion, two hundred twelve million, three hundred three thousand, three".