1444001220201 has 8 divisors (see below), whose sum is σ = 1925343502144. Its totient is φ = 962663209200.

The previous prime is 1444001220143. The next prime is 1444001220239. The reversal of 1444001220201 is 1020221004441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1444001220201 - 2¹³ = 1444001212009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1444001220241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171325 + ... + 1708026.

It is an arithmetic number, because the mean of its divisors is an integer number (240667937768).

Almost surely, 2^{1444001220201} is an apocalyptic number.

It is an amenable number.

1444001220201 is a deficient number, since it is larger than the sum of its proper divisors (481342281943).

1444001220201 is a wasteful number, since it uses less digits than its factorization.

1444001220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135471.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 1444001220201 its reverse (1020221004441), we get a palindrome (2464222224642).

The spelling of 1444001220201 in words is "one trillion, four hundred forty-four billion, one million, two hundred twenty thousand, two hundred one".