1000444403201 has 8 divisors (see below), whose sum is σ = 1035438448320. Its totient is φ = 965483422288.

The previous prime is 1000444403171. The next prime is 1000444403213. The reversal of 1000444403201 is 1023044440001.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1000444403201 - 2³⁴ = 983264534017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000444403701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8204471 + ... + 8325516.

It is an arithmetic number, because the mean of its divisors is an integer number (129429806040).

Almost surely, 2^{1000444403201} is an apocalyptic number.

It is an amenable number.

1000444403201 is a deficient number, since it is larger than the sum of its proper divisors (34994045119).

1000444403201 is a wasteful number, since it uses less digits than its factorization.

1000444403201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16532103.

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

Adding to 1000444403201 its reverse (1023044440001), we get a palindrome (2023488843202).

The spelling of 1000444403201 in words is "one trillion, four hundred forty-four million, four hundred three thousand, two hundred one".