3201002221001 has 4 divisors (see below), whose sum is σ = 3447233161092. Its totient is φ = 2954771280912.

The previous prime is 3201002220959. The next prime is 3201002221019. The reversal of 3201002221001 is 1001222001023.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1521189223225 + 1679812997776 = 1233365^2 + 1296076^2 .

It is a cyclic number.

It is not a de Polignac number, because 3201002221001 - 2⁶ = 3201002220937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3201002221061) 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, 123115470026 + ... + 123115470051.

It is an arithmetic number, because the mean of its divisors is an integer number (861808290273).

Almost surely, 2^{3201002221001} is an apocalyptic number.

It is an amenable number.

3201002221001 is a deficient number, since it is larger than the sum of its proper divisors (246230940091).

3201002221001 is a wasteful number, since it uses less digits than its factorization.

3201002221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246230940090.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 3201002221001 its reverse (1001222001023), we get a palindrome (4202224222024).

The spelling of 3201002221001 in words is "three trillion, two hundred one billion, two million, two hundred twenty-one thousand, one".