2321222003213 has 4 divisors (see below), whose sum is σ = 2321238428988. Its totient is φ = 2321205577440.

The previous prime is 2321222003201. The next prime is 2321222003231. The reversal of 2321222003213 is 3123002221232.

2321222003213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 291403473124 + 2029818530089 = 539818^2 + 1424717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321222003213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321222033213) 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, 7999058 + ... + 8284163.

It is an arithmetic number, because the mean of its divisors is an integer number (580309607247).

Almost surely, 2^{2321222003213} is an apocalyptic number.

It is an amenable number.

2321222003213 is a deficient number, since it is larger than the sum of its proper divisors (16425775).

2321222003213 is a wasteful number, since it uses less digits than its factorization.

2321222003213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16425774.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2321222003213 its reverse (3123002221232), we get a palindrome (5444224224445).

The spelling of 2321222003213 in words is "two trillion, three hundred twenty-one billion, two hundred twenty-two million, three thousand, two hundred thirteen".