201444440313001 has 4 divisors (see below), whose sum is σ = 201446121223504. Its totient is φ = 201442759402500.

The previous prime is 201444440312993. The next prime is 201444440313031. The reversal of 201444440313001 is 100313044444102.

201444440313001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201444440313001 - 2³ = 201444440312993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201444440313031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 840275475 + ... + 840515176.

It is an arithmetic number, because the mean of its divisors is an integer number (50361530305876).

Almost surely, 2^{201444440313001} is an apocalyptic number.

It is an amenable number.

201444440313001 is a deficient number, since it is larger than the sum of its proper divisors (1680910503).

201444440313001 is a wasteful number, since it uses less digits than its factorization.

201444440313001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680910502.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 201444440313001 its reverse (100313044444102), we get a palindrome (301757484757103).

The spelling of 201444440313001 in words is "two hundred one trillion, four hundred forty-four billion, four hundred forty million, three hundred thirteen thousand, one".