11244503504021 has 2 divisors, whose sum is σ = 11244503504022. Its totient is φ = 11244503504020.

The previous prime is 11244503504009. The next prime is 11244503504051. The reversal of 11244503504021 is 12040530544211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11108555702500 + 135947801521 = 3332950^2 + 368711^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11244503504021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11244503504051) 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 as a sum of consecutive naturals, namely, 5622251752010 + 5622251752011.

It is an arithmetic number, because the mean of its divisors is an integer number (5622251752011).

Almost surely, 2^{11244503504021} is an apocalyptic number.

It is an amenable number.

11244503504021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11244503504021 is an equidigital number, since it uses as much as digits as its factorization.

11244503504021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19200, while the sum is 32.

The spelling of 11244503504021 in words is "eleven trillion, two hundred forty-four billion, five hundred three million, five hundred four thousand, twenty-one".