12210000000320 has 28 divisors (see below), whose sum is σ = 29075062501524. Its totient is φ = 4884000000000.

The previous prime is 12210000000307. The next prime is 12210000000409. The reversal of 12210000000320 is 2300000001221.

It is a happy number.

12210000000320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2240673684544 + 9969326315776 = 1496888^2 + 3157424^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19078124681 + ... + 19078125320.

Almost surely, 2^{12210000000320} is an apocalyptic number.

12210000000320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12210000000320 is an abundant number, since it is smaller than the sum of its proper divisors (16865062501204).

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

12210000000320 is an equidigital number, since it uses as much as digits as its factorization.

12210000000320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38156250018 (or 38156250008 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 12210000000320 its reverse (2300000001221), we get a palindrome (14510000001541).

Subtracting from 12210000000320 its reverse (2300000001221), we obtain a palindrome (9909999999099).

The spelling of 12210000000320 in words is "twelve trillion, two hundred ten billion, three hundred twenty", and thus it is an aban number.