210213120122320 has 80 divisors (see below), whose sum is σ = 577827197228160. Its totient is φ = 69587791483392.

The previous prime is 210213120122231. The next prime is 210213120122323. The reversal of 210213120122320 is 23221021312012.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 210213120122291 and 210213120122300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210213120122323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6472062582 + ... + 6472095061.

It is an arithmetic number, because the mean of its divisors is an integer number (7222839965352).

Almost surely, 2^{210213120122320} is an apocalyptic number.

210213120122320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210213120122320 is an abundant number, since it is smaller than the sum of its proper divisors (367614077105840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210213120122320 is a wasteful number, since it uses less digits than its factorization.

210213120122320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12944157692 (or 12944157686 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 210213120122320 its reverse (23221021312012), we get a palindrome (233434141434332).

The spelling of 210213120122320 in words is "two hundred ten trillion, two hundred thirteen billion, one hundred twenty million, one hundred twenty-two thousand, three hundred twenty".