210021201322323 has 16 divisors (see below), whose sum is σ = 295153939536000. Its totient is φ = 132470665721280.

The previous prime is 210021201322307. The next prime is 210021201322349. The reversal of 210021201322323 is 323223102120012.

It is not a de Polignac number, because 210021201322323 - 2⁴ = 210021201322307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210021201322293 and 210021201322302.

It is not an unprimeable number, because it can be changed into a prime (210021201322523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2420838673 + ... + 2420925426.

It is an arithmetic number, because the mean of its divisors is an integer number (18447121221000).

Almost surely, 2^{210021201322323} is an apocalyptic number.

210021201322323 is a deficient number, since it is larger than the sum of its proper divisors (85132738213677).

210021201322323 is a wasteful number, since it uses less digits than its factorization.

210021201322323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4841764882.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 210021201322323 its reverse (323223102120012), we get a palindrome (533244303442335).

The spelling of 210021201322323 in words is "two hundred ten trillion, twenty-one billion, two hundred one million, three hundred twenty-two thousand, three hundred twenty-three".