11020303312 has 20 divisors (see below), whose sum is σ = 22607828676. Its totient is φ = 5186024960.

The previous prime is 11020303309. The next prime is 11020303319. The reversal of 11020303312 is 21330302011.

11020303312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7372626496 + 3647676816 = 85864^2 + 60396^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020303319) 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, 20257639 + ... + 20258182.

Almost surely, 2^11020303312 is an apocalyptic number.

It is an amenable number.

11020303312 is an abundant number, since it is smaller than the sum of its proper divisors (11587525364).

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

11020303312 is a wasteful number, since it uses less digits than its factorization.

11020303312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40515846 (or 40515840 counting only the distinct ones).

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

Adding to 11020303312 its reverse (21330302011), we get a palindrome (32350605323).

The spelling of 11020303312 in words is "eleven billion, twenty million, three hundred three thousand, three hundred twelve".