11000441021 has 2 divisors, whose sum is σ = 11000441022. Its totient is φ = 11000441020.

The previous prime is 11000441017. The next prime is 11000441041. The reversal of 11000441021 is 12014400011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5713696921 + 5286744100 = 75589^2 + 72710^2 .

It is a cyclic number.

It is not a de Polignac number, because 11000441021 - 2² = 11000441017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11000440987 and 11000441005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11000441041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500220510 + 5500220511.

It is an arithmetic number, because the mean of its divisors is an integer number (5500220511).

Almost surely, 2^11000441021 is an apocalyptic number.

It is an amenable number.

11000441021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000441021 is an equidigital number, since it uses as much as digits as its factorization.

11000441021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11000441021 its reverse (12014400011), we get a palindrome (23014841032).

The spelling of 11000441021 in words is "eleven billion, four hundred forty-one thousand, twenty-one".