4423021420001 has 2 divisors, whose sum is σ = 4423021420002. Its totient is φ = 4423021420000.

The previous prime is 4423021419977. The next prime is 4423021420043. The reversal of 4423021420001 is 1000241203244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3594630194401 + 828391225600 = 1895951^2 + 910160^2 .

It is a cyclic number.

It is not a de Polignac number, because 4423021420001 - 2³⁸ = 4148143513057 is a prime.

It is not a weakly prime, because it can be changed into another prime (4423021420801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2211510710000 + 2211510710001.

It is an arithmetic number, because the mean of its divisors is an integer number (2211510710001).

Almost surely, 2^{4423021420001} is an apocalyptic number.

It is an amenable number.

4423021420001 is a deficient number, since it is larger than the sum of its proper divisors (1).

4423021420001 is an equidigital number, since it uses as much as digits as its factorization.

4423021420001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 4423021420001 its reverse (1000241203244), we get a palindrome (5423262623245).

The spelling of 4423021420001 in words is "four trillion, four hundred twenty-three billion, twenty-one million, four hundred twenty thousand, one".