210223000021323 has 16 divisors (see below), whose sum is σ = 288855438502176. Its totient is φ = 135895469414400.

The previous prime is 210223000021319. The next prime is 210223000021339. The reversal of 210223000021323 is 323120000322012.

It is a happy number.

It is not a de Polignac number, because 210223000021323 - 2² = 210223000021319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210223000021323.

It is not an unprimeable number, because it can be changed into a prime (210223000026323) 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, 3231880278 + ... + 3231945323.

It is an arithmetic number, because the mean of its divisors is an integer number (18053464906386).

Almost surely, 2^{210223000021323} is an apocalyptic number.

210223000021323 is a deficient number, since it is larger than the sum of its proper divisors (78632438480853).

210223000021323 is a wasteful number, since it uses less digits than its factorization.

210223000021323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6463825934.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 210223000021323 its reverse (323120000322012), we get a palindrome (533343000343335).

The spelling of 210223000021323 in words is "two hundred ten trillion, two hundred twenty-three billion, twenty-one thousand, three hundred twenty-three".