4421332021049 has 2 divisors, whose sum is σ = 4421332021050. Its totient is φ = 4421332021048.

The previous prime is 4421332020979. The next prime is 4421332021103. The reversal of 4421332021049 is 9401202331244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3968988341824 + 452343679225 = 1992232^2 + 672565^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4421332021049 is a prime.

It is not a weakly prime, because it can be changed into another prime (4421332021649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2210666010524 + 2210666010525.

It is an arithmetic number, because the mean of its divisors is an integer number (2210666010525).

Almost surely, 2^{4421332021049} is an apocalyptic number.

It is an amenable number.

4421332021049 is a deficient number, since it is larger than the sum of its proper divisors (1).

4421332021049 is an equidigital number, since it uses as much as digits as its factorization.

4421332021049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 4421332021049 in words is "four trillion, four hundred twenty-one billion, three hundred thirty-two million, twenty-one thousand, forty-nine".