11000323021 has 4 divisors (see below), whose sum is σ = 11029348000. Its totient is φ = 10971298044.

The previous prime is 11000322959. The next prime is 11000323039. The reversal of 11000323021 is 12032300011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11000323021 - 2¹¹ = 11000320973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000322992 and 11000323010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000323421) 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, 14511921 + ... + 14512678.

It is an arithmetic number, because the mean of its divisors is an integer number (2757337000).

Almost surely, 2^11000323021 is an apocalyptic number.

It is an amenable number.

11000323021 is a deficient number, since it is larger than the sum of its proper divisors (29024979).

11000323021 is an equidigital number, since it uses as much as digits as its factorization.

11000323021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29024978.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 11000323021 its reverse (12032300011), we get a palindrome (23032623032).

The spelling of 11000323021 in words is "eleven billion, three hundred twenty-three thousand, twenty-one".