11212323303 has 32 divisors (see below), whose sum is σ = 15304486912. Its totient is φ = 7299784800.

The previous prime is 11212323289. The next prime is 11212323307. The reversal of 11212323303 is 30332321211.

It is not a de Polignac number, because 11212323303 - 2⁵ = 11212323271 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11212323303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212323307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19636008 + ... + 19636578.

It is an arithmetic number, because the mean of its divisors is an integer number (478265216).

Almost surely, 2^11212323303 is an apocalyptic number.

11212323303 is a deficient number, since it is larger than the sum of its proper divisors (4092163609).

11212323303 is a wasteful number, since it uses less digits than its factorization.

11212323303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 11212323303 its reverse (30332321211), we get a palindrome (41544644514).

The spelling of 11212323303 in words is "eleven billion, two hundred twelve million, three hundred twenty-three thousand, three hundred three".