44020104235021 has 2 divisors, whose sum is σ = 44020104235022. Its totient is φ = 44020104235020.

The previous prime is 44020104235007. The next prime is 44020104235039. The reversal of 44020104235021 is 12053240102044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37791141502500 + 6228962732521 = 6147450^2 + 2495789^2 .

It is a cyclic number.

It is not a de Polignac number, because 44020104235021 - 2¹⁷ = 44020104103949 is a prime.

It is a super-2 number, since 2×44020104235021² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44020104235321) 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, 22010052117510 + 22010052117511.

It is an arithmetic number, because the mean of its divisors is an integer number (22010052117511).

Almost surely, 2^{44020104235021} is an apocalyptic number.

It is an amenable number.

44020104235021 is a deficient number, since it is larger than the sum of its proper divisors (1).

44020104235021 is an equidigital number, since it uses as much as digits as its factorization.

44020104235021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 44020104235021 its reverse (12053240102044), we get a palindrome (56073344337065).

The spelling of 44020104235021 in words is "forty-four trillion, twenty billion, one hundred four million, two hundred thirty-five thousand, twenty-one".