12210320203122 has 32 divisors (see below), whose sum is σ = 24438136750272. Its totient is φ = 4067191713024.

The previous prime is 12210320203087. The next prime is 12210320203129. The reversal of 12210320203122 is 22130202301221.

It is not an unprimeable number, because it can be changed into a prime (12210320203129) 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, 48083478 + ... + 48336750.

It is an arithmetic number, because the mean of its divisors is an integer number (763691773446).

Almost surely, 2^{12210320203122} is an apocalyptic number.

12210320203122 is an abundant number, since it is smaller than the sum of its proper divisors (12227816547150).

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

12210320203122 is a wasteful number, since it uses less digits than its factorization.

12210320203122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259002.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12210320203122 its reverse (22130202301221), we get a palindrome (34340522504343).

The spelling of 12210320203122 in words is "twelve trillion, two hundred ten billion, three hundred twenty million, two hundred three thousand, one hundred twenty-two".