11331133312 has 32 divisors (see below), whose sum is σ = 22618748880. Its totient is φ = 5654270976.

The previous prime is 11331133283. The next prime is 11331133343. The reversal of 11331133312 is 21333113311.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23613 + ... + 152380.

Almost surely, 2^11331133312 is an apocalyptic number.

It is an amenable number.

11331133312 is a deficient number, since it is larger than the sum of its proper divisors (11287615568).

11331133312 is an equidigital number, since it uses as much as digits as its factorization.

11331133312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176510 (or 176498 counting only the distinct ones).

The product of its digits is 486, while the sum is 22.

Adding to 11331133312 its reverse (21333113311), we get a palindrome (32664246623).

The spelling of 11331133312 in words is "eleven billion, three hundred thirty-one million, one hundred thirty-three thousand, three hundred twelve".