12202021222210 has 16 divisors (see below), whose sum is σ = 22721005035000. Its totient is φ = 4712504747776.

The previous prime is 12202021222207. The next prime is 12202021222217. The reversal of 12202021222210 is 1222212020221.

It can be written as a sum of positive squares in 4 ways, for example, as 9071113925241 + 3130907296969 = 3011829^2 + 1769437^2 .

It is not an unprimeable number, because it can be changed into a prime (12202021222217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21037967335 + ... + 21037967914.

Almost surely, 2^{12202021222210} is an apocalyptic number.

12202021222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12202021222210 is a deficient number, since it is larger than the sum of its proper divisors (10518983812790).

12202021222210 is a wasteful number, since it uses less digits than its factorization.

12202021222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42075935285.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12202021222210 its reverse (1222212020221), we get a palindrome (13424233242431).

The spelling of 12202021222210 in words is "twelve trillion, two hundred two billion, twenty-one million, two hundred twenty-two thousand, two hundred ten".