444100220322001 has 16 divisors (see below), whose sum is σ = 451992251289600. Its totient is φ = 436220370943488.

The previous prime is 444100220321969. The next prime is 444100220322023. The reversal of 444100220322001 is 100223022001444.

It is a cyclic number.

It is not a de Polignac number, because 444100220322001 - 2⁵ = 444100220321969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444100220322071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5500538305 + ... + 5500619041.

It is an arithmetic number, because the mean of its divisors is an integer number (28249515705600).

Almost surely, 2^{444100220322001} is an apocalyptic number.

It is an amenable number.

444100220322001 is a deficient number, since it is larger than the sum of its proper divisors (7892030967599).

444100220322001 is a wasteful number, since it uses less digits than its factorization.

444100220322001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154968.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 444100220322001 its reverse (100223022001444), we get a palindrome (544323242323445).

The spelling of 444100220322001 in words is "four hundred forty-four trillion, one hundred billion, two hundred twenty million, three hundred twenty-two thousand, one".