2001201002323 has 4 divisors (see below), whose sum is σ = 2118918708360. Its totient is φ = 1883483296288.

The previous prime is 2001201002291. The next prime is 2001201002329. The reversal of 2001201002323 is 3232001021002.

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

It is a cyclic number.

It is not a de Polignac number, because 2001201002323 - 2⁵ = 2001201002291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001201002297 and 2001201002306.

It is not an unprimeable number, because it can be changed into a prime (2001201002329) 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, 58858852993 + ... + 58858853026.

It is an arithmetic number, because the mean of its divisors is an integer number (529729677090).

Almost surely, 2^{2001201002323} is an apocalyptic number.

2001201002323 is a deficient number, since it is larger than the sum of its proper divisors (117717706037).

2001201002323 is a wasteful number, since it uses less digits than its factorization.

2001201002323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117717706036.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2001201002323 its reverse (3232001021002), we get a palindrome (5233202023325).

The spelling of 2001201002323 in words is "two trillion, one billion, two hundred one million, two thousand, three hundred twenty-three".