11232220312 has 16 divisors (see below), whose sum is σ = 21061731600. Its totient is φ = 5615758560.

The previous prime is 11232220261. The next prime is 11232220333. The reversal of 11232220312 is 21302223211.

11232220312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11232220312.

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 3 ways as a sum of consecutive naturals, for example, 134389 + ... + 201307.

It is an arithmetic number, because the mean of its divisors is an integer number (1316358225).

Almost surely, 2^11232220312 is an apocalyptic number.

It is an amenable number.

11232220312 is a deficient number, since it is larger than the sum of its proper divisors (9829511288).

11232220312 is a wasteful number, since it uses less digits than its factorization.

11232220312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87906 (or 87902 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11232220312 its reverse (21302223211), we get a palindrome (32534443523).

The spelling of 11232220312 in words is "eleven billion, two hundred thirty-two million, two hundred twenty thousand, three hundred twelve".