2321002311211 has 4 divisors (see below), whose sum is σ = 2321108348832. Its totient is φ = 2320896273592.

The previous prime is 2321002311191. The next prime is 2321002311217. The reversal of 2321002311211 is 1121132001232.

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 2321002311211 - 2⁵ = 2321002311179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321002311217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52985971 + ... + 53029756.

It is an arithmetic number, because the mean of its divisors is an integer number (580277087208).

Almost surely, 2^{2321002311211} is an apocalyptic number.

2321002311211 is a deficient number, since it is larger than the sum of its proper divisors (106037621).

2321002311211 is a wasteful number, since it uses less digits than its factorization.

2321002311211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106037620.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2321002311211 its reverse (1121132001232), we get a palindrome (3442134312443).

The spelling of 2321002311211 in words is "two trillion, three hundred twenty-one billion, two million, three hundred eleven thousand, two hundred eleven".