44202323021 has 2 divisors, whose sum is σ = 44202323022. Its totient is φ = 44202323020.

The previous prime is 44202322993. The next prime is 44202323027. The reversal of 44202323021 is 12032320244.

44202323021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43376392900 + 825930121 = 208270^2 + 28739^2 .

It is a cyclic number.

It is not a de Polignac number, because 44202323021 - 2²² = 44198128717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44202323027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22101161510 + 22101161511.

It is an arithmetic number, because the mean of its divisors is an integer number (22101161511).

Almost surely, 2^44202323021 is an apocalyptic number.

It is an amenable number.

44202323021 is a deficient number, since it is larger than the sum of its proper divisors (1).

44202323021 is an equidigital number, since it uses as much as digits as its factorization.

44202323021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 44202323021 its reverse (12032320244), we get a palindrome (56234643265).

The spelling of 44202323021 in words is "forty-four billion, two hundred two million, three hundred twenty-three thousand, twenty-one".