11303021212 has 24 divisors (see below), whose sum is σ = 22610810880. Its totient is φ = 4843130160.

The previous prime is 11303021189. The next prime is 11303021263. The reversal of 11303021212 is 21212030311.

11303021212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 101037 + ... + 181147.

It is an arithmetic number, because the mean of its divisors is an integer number (942117120).

Almost surely, 2^11303021212 is an apocalyptic number.

It is an amenable number.

11303021212 is an abundant number, since it is smaller than the sum of its proper divisors (11307789668).

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

11303021212 is a wasteful number, since it uses less digits than its factorization.

11303021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85161 (or 85159 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11303021212 its reverse (21212030311), we get a palindrome (32515051523).

Subtracting 11303021212 from its reverse (21212030311), we obtain a palindrome (9909009099).

The spelling of 11303021212 in words is "eleven billion, three hundred three million, twenty-one thousand, two hundred twelve".