11044336021 has 2 divisors, whose sum is σ = 11044336022. Its totient is φ = 11044336020.

The previous prime is 11044335997. The next prime is 11044336033. The reversal of 11044336021 is 12063344011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5789535921 + 5254800100 = 76089^2 + 72490^2 .

It is a cyclic number.

It is not a de Polignac number, because 11044336021 - 2⁷ = 11044335893 is a prime.

It is a super-2 number, since 2×11044336021² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11044336081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5522168010 + 5522168011.

It is an arithmetic number, because the mean of its divisors is an integer number (5522168011).

Almost surely, 2^11044336021 is an apocalyptic number.

It is an amenable number.

11044336021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11044336021 is an equidigital number, since it uses as much as digits as its factorization.

11044336021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 11044336021 in words is "eleven billion, forty-four million, three hundred thirty-six thousand, twenty-one".