11213233312 has 24 divisors (see below), whose sum is σ = 22294634292. Its totient is φ = 5551104000.

The previous prime is 11213233307. The next prime is 11213233313. The reversal of 11213233312 is 21333231211.

It can be written as a sum of positive squares in 2 ways, for example, as 9301445136 + 1911788176 = 96444^2 + 43724^2 .

It is not an unprimeable number, because it can be changed into a prime (11213233313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1731489 + ... + 1737952.

Almost surely, 2^11213233312 is an apocalyptic number.

It is an amenable number.

11213233312 is a deficient number, since it is larger than the sum of its proper divisors (11081400980).

11213233312 is a wasteful number, since it uses less digits than its factorization.

11213233312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469552 (or 3469544 counting only the distinct ones).

The product of its digits is 648, while the sum is 22.

Adding to 11213233312 its reverse (21333231211), we get a palindrome (32546464523).

The spelling of 11213233312 in words is "eleven billion, two hundred thirteen million, two hundred thirty-three thousand, three hundred twelve".