11332312011 has 24 divisors (see below), whose sum is σ = 16960126560. Its totient is φ = 7285614336.

The previous prime is 11332312007. The next prime is 11332312021. The reversal of 11332312011 is 11021323311.

11332312011 is a `hidden beast` number, since 11 + 332 + 312 + 0 + 11 = 666.

It is not a de Polignac number, because 11332312011 - 2² = 11332312007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11332312001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112951 + ... + 188208.

It is an arithmetic number, because the mean of its divisors is an integer number (706671940).

Almost surely, 2^11332312011 is an apocalyptic number.

11332312011 is a deficient number, since it is larger than the sum of its proper divisors (5627814549).

11332312011 is a wasteful number, since it uses less digits than its factorization.

11332312011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301315 (or 301312 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11332312011 its reverse (11021323311), we get a palindrome (22353635322).

The spelling of 11332312011 in words is "eleven billion, three hundred thirty-two million, three hundred twelve thousand, eleven".