4434303322021 has 4 divisors (see below), whose sum is σ = 4466670499692. Its totient is φ = 4401936144352.

The previous prime is 4434303322019. The next prime is 4434303322081. The reversal of 4434303322021 is 1202233034344.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2399726301025 + 2034577020996 = 1549105^2 + 1426386^2 .

It is a cyclic number.

It is not a de Polignac number, because 4434303322021 - 2¹ = 4434303322019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4434303322081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16183588630 + ... + 16183588903.

It is an arithmetic number, because the mean of its divisors is an integer number (1116667624923).

Almost surely, 2^{4434303322021} is an apocalyptic number.

It is an amenable number.

4434303322021 is a deficient number, since it is larger than the sum of its proper divisors (32367177671).

4434303322021 is a wasteful number, since it uses less digits than its factorization.

4434303322021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32367177670.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 4434303322021 its reverse (1202233034344), we get a palindrome (5636536356365).

The spelling of 4434303322021 in words is "four trillion, four hundred thirty-four billion, three hundred three million, three hundred twenty-two thousand, twenty-one".