11321000006 has 4 divisors (see below), whose sum is σ = 16981500012. Its totient is φ = 5660500002.

The previous prime is 11320999999. The next prime is 11321000011. The reversal of 11321000006 is 60000012311.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×11321000006² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830250000 + ... + 2830250003.

It is an arithmetic number, because the mean of its divisors is an integer number (4245375003).

Almost surely, 2^11321000006 is an apocalyptic number.

11321000006 is a deficient number, since it is larger than the sum of its proper divisors (5660500006).

11321000006 is an equidigital number, since it uses as much as digits as its factorization.

11321000006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5660500005.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 11321000006 its reverse (60000012311), we get a palindrome (71321012317).

The spelling of 11321000006 in words is "eleven billion, three hundred twenty-one million, six", and thus it is an aban number.