12210303032220 has 48 divisors (see below), whose sum is σ = 35112871428768. Its totient is φ = 3168078624000.

The previous prime is 12210303032189. The next prime is 12210303032233. The reversal of 12210303032220 is 2223030301221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2750066031 + ... + 2750070470.

It is an arithmetic number, because the mean of its divisors is an integer number (731518154766).

Almost surely, 2^{12210303032220} is an apocalyptic number.

12210303032220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12210303032220 is an abundant number, since it is smaller than the sum of its proper divisors (22902568396548).

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

12210303032220 is a wasteful number, since it uses less digits than its factorization.

12210303032220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5500136550 (or 5500136548 counting only the distinct ones).

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

Adding to 12210303032220 its reverse (2223030301221), we get a palindrome (14433333333441).

The spelling of 12210303032220 in words is "twelve trillion, two hundred ten billion, three hundred three million, thirty-two thousand, two hundred twenty".