44220421003001 has 2 divisors, whose sum is σ = 44220421003002. Its totient is φ = 44220421003000.

The previous prime is 44220421002991. The next prime is 44220421003063. The reversal of 44220421003001 is 10030012402244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43022107647376 + 1198313355625 = 6559124^2 + 1094675^2 .

It is a cyclic number.

It is not a de Polignac number, because 44220421003001 - 2³⁴ = 44203241133817 is a prime.

It is not a weakly prime, because it can be changed into another prime (44220421003901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22110210501500 + 22110210501501.

It is an arithmetic number, because the mean of its divisors is an integer number (22110210501501).

Almost surely, 2^{44220421003001} is an apocalyptic number.

It is an amenable number.

44220421003001 is a deficient number, since it is larger than the sum of its proper divisors (1).

44220421003001 is an equidigital number, since it uses as much as digits as its factorization.

44220421003001 is an evil number, because the sum of its binary digits is even.

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

Adding to 44220421003001 its reverse (10030012402244), we get a palindrome (54250433405245).

The spelling of 44220421003001 in words is "forty-four trillion, two hundred twenty billion, four hundred twenty-one million, three thousand, one".