2001320201201 has 8 divisors (see below), whose sum is σ = 2015783380800. Its totient is φ = 1986857953200.

The previous prime is 2001320201161. The next prime is 2001320201207. The reversal of 2001320201201 is 1021020231002.

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 2001320201201 - 2¹⁰ = 2001320200177 is a prime.

It is a super-2 number, since 2×2001320201201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2001320201207) 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, 4412660 + ... + 4845018.

It is an arithmetic number, because the mean of its divisors is an integer number (251972922600).

Almost surely, 2^{2001320201201} is an apocalyptic number.

It is an amenable number.

2001320201201 is a deficient number, since it is larger than the sum of its proper divisors (14463179599).

2001320201201 is a wasteful number, since it uses less digits than its factorization.

2001320201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465799.

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

Adding to 2001320201201 its reverse (1021020231002), we get a palindrome (3022340432203).

The spelling of 2001320201201 in words is "two trillion, one billion, three hundred twenty million, two hundred one thousand, two hundred one".