2011323201 has 8 divisors (see below), whose sum is σ = 2684825664. Its totient is φ = 1339351440.

The previous prime is 2011323187. The next prime is 2011323203. The reversal of 2011323201 is 1023231102.

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

It is not a de Polignac number, because 2011323201 - 2⁷ = 2011323073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011323203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379605 + ... + 384866.

It is an arithmetic number, because the mean of its divisors is an integer number (335603208).

Almost surely, 2^2011323201 is an apocalyptic number.

It is an amenable number.

2011323201 is a deficient number, since it is larger than the sum of its proper divisors (673502463).

2011323201 is an equidigital number, since it uses as much as digits as its factorization.

2011323201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765351.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2011323201 is about 44847.7781054982. The cubic root of 2011323201 is about 1262.2942999314.

Adding to 2011323201 its reverse (1023231102), we get a palindrome (3034554303).

The spelling of 2011323201 in words is "two billion, eleven million, three hundred twenty-three thousand, two hundred one".