11000221013 has 4 divisors (see below), whose sum is σ = 11001034380. Its totient is φ = 10999407648.

The previous prime is 11000221003. The next prime is 11000221033. The reversal of 11000221013 is 31012200011.

11000221013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31012200011 = 13 ⋅2385553847.

It can be written as a sum of positive squares in 2 ways, for example, as 5049949969 + 5950271044 = 71063^2 + 77138^2 .

It is a cyclic number.

It is not a de Polignac number, because 11000221013 - 2⁴ = 11000220997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000220985 and 11000221003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000221003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386048 + ... + 413561.

It is an arithmetic number, because the mean of its divisors is an integer number (2750258595).

Almost surely, 2^11000221013 is an apocalyptic number.

It is an amenable number.

11000221013 is a deficient number, since it is larger than the sum of its proper divisors (813367).

11000221013 is an equidigital number, since it uses as much as digits as its factorization.

11000221013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813366.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11000221013 its reverse (31012200011), we get a palindrome (42012421024).

The spelling of 11000221013 in words is "eleven billion, two hundred twenty-one thousand, thirteen".