442443322001 has 2 divisors, whose sum is σ = 442443322002. Its totient is φ = 442443322000.

The previous prime is 442443321997. The next prime is 442443322003. The reversal of 442443322001 is 100223344244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312565973776 + 129877348225 = 559076^2 + 360385^2 .

It is a cyclic number.

It is not a de Polignac number, because 442443322001 - 2² = 442443321997 is a prime.

Together with 442443322003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (442443322003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221221661000 + 221221661001.

It is an arithmetic number, because the mean of its divisors is an integer number (221221661001).

Almost surely, 2^442443322001 is an apocalyptic number.

It is an amenable number.

442443322001 is a deficient number, since it is larger than the sum of its proper divisors (1).

442443322001 is an equidigital number, since it uses as much as digits as its factorization.

442443322001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 442443322001 its reverse (100223344244), we get a palindrome (542666666245).

The spelling of 442443322001 in words is "four hundred forty-two billion, four hundred forty-three million, three hundred twenty-two thousand, one".