2321021332306 has 8 divisors (see below), whose sum is σ = 3483047691900. Its totient is φ = 1160005435008.

The previous prime is 2321021332303. The next prime is 2321021332307. The reversal of 2321021332306 is 6032331201232.

It can be written as a sum of positive squares in 2 ways, for example, as 2195609734081 + 125411598225 = 1481759^2 + 354135^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2321021332303) 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, 252609831 + ... + 252619018.

Almost surely, 2^{2321021332306} is an apocalyptic number.

2321021332306 is a deficient number, since it is larger than the sum of its proper divisors (1162026359594).

2321021332306 is a wasteful number, since it uses less digits than its factorization.

2321021332306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505231148.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 2321021332306 its reverse (6032331201232), we get a palindrome (8353352533538).

The spelling of 2321021332306 in words is "two trillion, three hundred twenty-one billion, twenty-one million, three hundred thirty-two thousand, three hundred six".